From fe58a16d49da46da2ca05df6b696ad8345c4f566 Mon Sep 17 00:00:00 2001
From: vivian-hu <41269630+vivian-hu@users.noreply.github.com>
Date: Thu, 13 Dec 2018 10:57:50 -0800
Subject: [PATCH 01/12] Revert "Revert "fix(snack-bar): announcing same message
 twice to screen readers" (#14494)"

This reverts commit e9466a4ab7663d68d176eae4335c769ac2749052.
---
 src/lib/snack-bar/snack-bar.spec.ts | 8 +++-----
 src/lib/snack-bar/snack-bar.ts      | 6 ++++--
 2 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/src/lib/snack-bar/snack-bar.spec.ts b/src/lib/snack-bar/snack-bar.spec.ts
index 2a65a919a07e..21fc199a7bb5 100644
--- a/src/lib/snack-bar/snack-bar.spec.ts
+++ b/src/lib/snack-bar/snack-bar.spec.ts
@@ -186,18 +186,16 @@ describe('MatSnackBar', () => {
   }));
 
 
-  it('should default to the passed message for the announcement message', fakeAsync(() => {
+  it('should clear the announcement message if it is the same as main message', fakeAsync(() => {
     spyOn(liveAnnouncer, 'announce');
 
-    snackBar.open(simpleMessage);
+    snackBar.open(simpleMessage, undefined, {announcementMessage: simpleMessage});
     viewContainerFixture.detectChanges();
 
     expect(overlayContainerElement.childElementCount)
       .toBe(1, 'Expected the overlay with the default announcement message to be added');
 
-    // Expect the live announcer to have been called with the display message and some
-    // string for the politeness. We do not want to test for the default politeness here.
-    expect(liveAnnouncer.announce).toHaveBeenCalledWith(simpleMessage, jasmine.any(String));
+    expect(liveAnnouncer.announce).not.toHaveBeenCalled();
   }));
 
   it('should be able to specify a custom announcement message', fakeAsync(() => {
diff --git a/src/lib/snack-bar/snack-bar.ts b/src/lib/snack-bar/snack-bar.ts
index d2028d0dd1bb..84d1293f66b7 100644
--- a/src/lib/snack-bar/snack-bar.ts
+++ b/src/lib/snack-bar/snack-bar.ts
@@ -114,8 +114,10 @@ export class MatSnackBar implements OnDestroy {
     // override the data to pass in our own message and action.
     _config.data = {message, action};
 
-    if (!_config.announcementMessage) {
-      _config.announcementMessage = message;
+    // Since the snack bar has `role="alert"`, we don't
+    // want to announce the same message twice.
+    if (_config.announcementMessage === message) {
+      _config.announcementMessage = undefined;
     }
 
     return this.openFromComponent(SimpleSnackBar, _config);

From 94f1f26234253b95ca9d80b404cd570934f93f3d Mon Sep 17 00:00:00 2001
From: vivian-hu <41269630+vivian-hu@users.noreply.github.com>
Date: Thu, 13 Dec 2018 10:57:50 -0800
Subject: [PATCH 02/12] Revert "Revert "fix(dialog,bottom-sheet): invert
 backdrop color on dark themes" (#14492)"

This reverts commit 3eb7e9c480a622f38a90a2550c97273ecbdbe17f.
---
 src/dev-app/dialog/dialog-demo.ts             | 2 +-
 src/lib/bottom-sheet/_bottom-sheet-theme.scss | 5 +++++
 src/lib/bottom-sheet/bottom-sheet-config.ts   | 2 +-
 src/lib/dialog/_dialog-theme.scss             | 5 +++++
 src/lib/dialog/dialog-config.ts               | 2 +-
 src/lib/dialog/dialog.ts                      | 6 +++---
 6 files changed, 16 insertions(+), 6 deletions(-)

diff --git a/src/dev-app/dialog/dialog-demo.ts b/src/dev-app/dialog/dialog-demo.ts
index b3640fa356be..b8149315e00f 100644
--- a/src/dev-app/dialog/dialog-demo.ts
+++ b/src/dev-app/dialog/dialog-demo.ts
@@ -28,7 +28,7 @@ export class DialogDemo {
     disableClose: false,
     panelClass: 'custom-overlay-pane-class',
     hasBackdrop: true,
-    backdropClass: '',
+    backdropClass: defaultDialogConfig.backdropClass,
     width: '',
     height: '',
     minWidth: '',
diff --git a/src/lib/bottom-sheet/_bottom-sheet-theme.scss b/src/lib/bottom-sheet/_bottom-sheet-theme.scss
index 046e11d0b5f7..3c3139029c2e 100644
--- a/src/lib/bottom-sheet/_bottom-sheet-theme.scss
+++ b/src/lib/bottom-sheet/_bottom-sheet-theme.scss
@@ -5,12 +5,17 @@
 @mixin mat-bottom-sheet-theme($theme) {
   $background: map-get($theme, background);
   $foreground: map-get($theme, foreground);
+  $backdrop-color: invert(mat-color($background, card, 0.288));
 
   .mat-bottom-sheet-container {
     @include _mat-theme-elevation(16, $theme);
     background: mat-color($background, dialog);
     color: mat-color($foreground, text);
   }
+
+  .mat-bottom-sheet-backdrop {
+    background: $backdrop-color;
+  }
 }
 
 @mixin mat-bottom-sheet-typography($config) {
diff --git a/src/lib/bottom-sheet/bottom-sheet-config.ts b/src/lib/bottom-sheet/bottom-sheet-config.ts
index 415d8f5aa9f5..ad32d75aff9b 100644
--- a/src/lib/bottom-sheet/bottom-sheet-config.ts
+++ b/src/lib/bottom-sheet/bottom-sheet-config.ts
@@ -32,7 +32,7 @@ export class MatBottomSheetConfig<D = any> {
   hasBackdrop?: boolean = true;
 
   /** Custom class for the backdrop. */
-  backdropClass?: string;
+  backdropClass?: string = 'mat-bottom-sheet-backdrop';
 
   /** Whether the user can use escape or clicking outside to close the bottom sheet. */
   disableClose?: boolean = false;
diff --git a/src/lib/dialog/_dialog-theme.scss b/src/lib/dialog/_dialog-theme.scss
index c073788a4c48..afda210c3d6a 100644
--- a/src/lib/dialog/_dialog-theme.scss
+++ b/src/lib/dialog/_dialog-theme.scss
@@ -7,12 +7,17 @@
 @mixin mat-dialog-theme($theme) {
   $background: map-get($theme, background);
   $foreground: map-get($theme, foreground);
+  $backdrop-color: invert(mat-color($background, card, 0.288));
 
   .mat-dialog-container {
     @include _mat-theme-elevation(24, $theme);
     background: mat-color($background, dialog);
     color: mat-color($foreground, text);
   }
+
+  .mat-dialog-backdrop {
+    background: $backdrop-color;
+  }
 }
 
 @mixin mat-dialog-typography($config) {
diff --git a/src/lib/dialog/dialog-config.ts b/src/lib/dialog/dialog-config.ts
index add3efbe9063..b098f2ecaff0 100644
--- a/src/lib/dialog/dialog-config.ts
+++ b/src/lib/dialog/dialog-config.ts
@@ -54,7 +54,7 @@ export class MatDialogConfig<D = any> {
   hasBackdrop?: boolean = true;
 
   /** Custom class for the backdrop, */
-  backdropClass?: string = '';
+  backdropClass?: string = 'mat-dialog-backdrop';
 
   /** Whether the user can use escape or clicking on the backdrop to close the modal. */
   disableClose?: boolean = false;
diff --git a/src/lib/dialog/dialog.ts b/src/lib/dialog/dialog.ts
index e1be22a997ef..65d1ba0797a5 100644
--- a/src/lib/dialog/dialog.ts
+++ b/src/lib/dialog/dialog.ts
@@ -189,7 +189,7 @@ export class MatDialog implements OnDestroy {
    * @returns The overlay configuration.
    */
   private _getOverlayConfig(dialogConfig: MatDialogConfig): OverlayConfig {
-    const state = new OverlayConfig({
+    const overlayConfig = new OverlayConfig({
       positionStrategy: this._overlay.position().global(),
       scrollStrategy: dialogConfig.scrollStrategy || this._scrollStrategy(),
       panelClass: dialogConfig.panelClass,
@@ -203,10 +203,10 @@ export class MatDialog implements OnDestroy {
     });
 
     if (dialogConfig.backdropClass) {
-      state.backdropClass = dialogConfig.backdropClass;
+      overlayConfig.backdropClass = dialogConfig.backdropClass;
     }
 
-    return state;
+    return overlayConfig;
   }
 
   /**

From 73d382c48113cc4f704038680185ecb609126a02 Mon Sep 17 00:00:00 2001
From: vivian-hu <41269630+vivian-hu@users.noreply.github.com>
Date: Thu, 13 Dec 2018 10:57:50 -0800
Subject: [PATCH 03/12] Revert "Revert "fix(menu): allow text wrapping in menu
 items" (#14493)"

This reverts commit a3da8d2b5bd3c3a92c39ff34d98f1acaf95a56b0.
---
 src/dev-app/menu/menu-demo.ts        |  4 ++--
 src/lib/core/option/option.scss      |  1 -
 src/lib/core/style/_menu-common.scss |  1 +
 src/lib/menu/menu.scss               | 12 ++++++++++++
 4 files changed, 15 insertions(+), 3 deletions(-)

diff --git a/src/dev-app/menu/menu-demo.ts b/src/dev-app/menu/menu-demo.ts
index 20e3fee415a6..66db0c5efadb 100644
--- a/src/dev-app/menu/menu-demo.ts
+++ b/src/dev-app/menu/menu-demo.ts
@@ -19,13 +19,13 @@ export class MenuDemo {
   selected = '';
   items = [
     {text: 'Refresh'},
-    {text: 'Settings'},
+    {text: 'Settings with a longer name so we can test text wrapping'},
     {text: 'Help', disabled: true},
     {text: 'Sign Out'}
   ];
 
   iconItems = [
-    {text: 'Redial', icon: 'dialpad'},
+    {text: 'Redial with a longer name so we can test text wrapping', icon: 'dialpad'},
     {text: 'Check voicemail', icon: 'voicemail', disabled: true},
     {text: 'Disable alerts', icon: 'notifications_off'}
   ];
diff --git a/src/lib/core/option/option.scss b/src/lib/core/option/option.scss
index d1d03547dc37..003cab1a1fc5 100644
--- a/src/lib/core/option/option.scss
+++ b/src/lib/core/option/option.scss
@@ -11,7 +11,6 @@
   display: flex;
   flex-direction: row;
   max-width: 100%;
-  box-sizing: border-box;
   align-items: center;
   -webkit-tap-highlight-color: transparent;
 
diff --git a/src/lib/core/style/_menu-common.scss b/src/lib/core/style/_menu-common.scss
index a7159051fbc0..80ea8faeb70b 100644
--- a/src/lib/core/style/_menu-common.scss
+++ b/src/lib/core/style/_menu-common.scss
@@ -28,6 +28,7 @@ $mat-menu-icon-margin: 16px !default;
   line-height: $mat-menu-item-height;
   height: $mat-menu-item-height;
   padding: 0 $mat-menu-side-padding;
+  box-sizing: border-box;
 
   text-align: left;
   text-decoration: none;   // necessary to reset anchor tags
diff --git a/src/lib/menu/menu.scss b/src/lib/menu/menu.scss
index 162407665f75..9dd0d3d19404 100644
--- a/src/lib/menu/menu.scss
+++ b/src/lib/menu/menu.scss
@@ -5,6 +5,7 @@
 @import '../../cdk/a11y/a11y';
 
 $mat-menu-vertical-padding: 8px !default;
+$mat-menu-item-vertical-padding: 8px !default;
 $mat-menu-border-radius: 4px !default;
 $mat-menu-submenu-indicator-size: 10px !default;
 
@@ -30,6 +31,17 @@ $mat-menu-submenu-indicator-size: 10px !default;
   @include mat-menu-item-base();
   position: relative;
 
+  // TODO(crisbeto): most of these can be moved into the `mat-menu-item-base`
+  // once we start allowing text wrapping in mat-select and mat-autocomplete.
+  display: flex;
+  align-items: center;
+  white-space: normal;
+  line-height: normal;
+  height: auto;
+  min-height: $mat-menu-item-height;
+  padding-top: $mat-menu-item-vertical-padding;
+  padding-bottom: $mat-menu-item-vertical-padding;
+
   @include cdk-high-contrast {
     &.cdk-program-focused,
     &.cdk-keyboard-focused,

From 3fec24a437047f0e72b840528423abc1bbc51168 Mon Sep 17 00:00:00 2001
From: vivian-hu <41269630+vivian-hu@users.noreply.github.com>
Date: Thu, 13 Dec 2018 10:57:50 -0800
Subject: [PATCH 04/12] Revert "build: update nodejs bazel rules (#14466)"

This reverts commit a3fef46a8eade83ca763c6a83842581a201d8cf7.

From b4909eb135a479f40ac46d4b3423e564014bab51 Mon Sep 17 00:00:00 2001
From: vivian-hu <41269630+vivian-hu@users.noreply.github.com>
Date: Thu, 13 Dec 2018 10:57:50 -0800
Subject: [PATCH 05/12] Revert "docs(form-field): native select reset values
 not working in examples (#14236)"

This reverts commit 97f52c092426cf6f097f08426b064d4d0b61a957.

From f625f216f47c49d752bdd3c0c59330f9119ddcb5 Mon Sep 17 00:00:00 2001
From: vivian-hu <41269630+vivian-hu@users.noreply.github.com>
Date: Thu, 13 Dec 2018 10:57:50 -0800
Subject: [PATCH 06/12] Revert "fix(menu): allow text wrapping in menu items
 (#11430)"

This reverts commit 3661abe06109d1f675ae4089b09169f9170f65dd.
---
 src/dev-app/menu/menu-demo.ts        |  4 ++--
 src/lib/core/option/option.scss      |  1 +
 src/lib/core/style/_menu-common.scss |  1 -
 src/lib/menu/menu.scss               | 12 ------------
 4 files changed, 3 insertions(+), 15 deletions(-)

diff --git a/src/dev-app/menu/menu-demo.ts b/src/dev-app/menu/menu-demo.ts
index 66db0c5efadb..20e3fee415a6 100644
--- a/src/dev-app/menu/menu-demo.ts
+++ b/src/dev-app/menu/menu-demo.ts
@@ -19,13 +19,13 @@ export class MenuDemo {
   selected = '';
   items = [
     {text: 'Refresh'},
-    {text: 'Settings with a longer name so we can test text wrapping'},
+    {text: 'Settings'},
     {text: 'Help', disabled: true},
     {text: 'Sign Out'}
   ];
 
   iconItems = [
-    {text: 'Redial with a longer name so we can test text wrapping', icon: 'dialpad'},
+    {text: 'Redial', icon: 'dialpad'},
     {text: 'Check voicemail', icon: 'voicemail', disabled: true},
     {text: 'Disable alerts', icon: 'notifications_off'}
   ];
diff --git a/src/lib/core/option/option.scss b/src/lib/core/option/option.scss
index 003cab1a1fc5..d1d03547dc37 100644
--- a/src/lib/core/option/option.scss
+++ b/src/lib/core/option/option.scss
@@ -11,6 +11,7 @@
   display: flex;
   flex-direction: row;
   max-width: 100%;
+  box-sizing: border-box;
   align-items: center;
   -webkit-tap-highlight-color: transparent;
 
diff --git a/src/lib/core/style/_menu-common.scss b/src/lib/core/style/_menu-common.scss
index 80ea8faeb70b..a7159051fbc0 100644
--- a/src/lib/core/style/_menu-common.scss
+++ b/src/lib/core/style/_menu-common.scss
@@ -28,7 +28,6 @@ $mat-menu-icon-margin: 16px !default;
   line-height: $mat-menu-item-height;
   height: $mat-menu-item-height;
   padding: 0 $mat-menu-side-padding;
-  box-sizing: border-box;
 
   text-align: left;
   text-decoration: none;   // necessary to reset anchor tags
diff --git a/src/lib/menu/menu.scss b/src/lib/menu/menu.scss
index 9dd0d3d19404..162407665f75 100644
--- a/src/lib/menu/menu.scss
+++ b/src/lib/menu/menu.scss
@@ -5,7 +5,6 @@
 @import '../../cdk/a11y/a11y';
 
 $mat-menu-vertical-padding: 8px !default;
-$mat-menu-item-vertical-padding: 8px !default;
 $mat-menu-border-radius: 4px !default;
 $mat-menu-submenu-indicator-size: 10px !default;
 
@@ -31,17 +30,6 @@ $mat-menu-submenu-indicator-size: 10px !default;
   @include mat-menu-item-base();
   position: relative;
 
-  // TODO(crisbeto): most of these can be moved into the `mat-menu-item-base`
-  // once we start allowing text wrapping in mat-select and mat-autocomplete.
-  display: flex;
-  align-items: center;
-  white-space: normal;
-  line-height: normal;
-  height: auto;
-  min-height: $mat-menu-item-height;
-  padding-top: $mat-menu-item-vertical-padding;
-  padding-bottom: $mat-menu-item-vertical-padding;
-
   @include cdk-high-contrast {
     &.cdk-program-focused,
     &.cdk-keyboard-focused,

From 8c0d35e7be3fef3fa0001dfd690218efe045adb7 Mon Sep 17 00:00:00 2001
From: vivian-hu <41269630+vivian-hu@users.noreply.github.com>
Date: Thu, 13 Dec 2018 10:57:50 -0800
Subject: [PATCH 07/12] Revert "fix(dialog,bottom-sheet): invert backdrop color
 on dark themes (#13065)"

This reverts commit fe96f38c103acb1d5b05ebec373bcaee9560f02d.
---
 src/dev-app/dialog/dialog-demo.ts             | 2 +-
 src/lib/bottom-sheet/_bottom-sheet-theme.scss | 5 -----
 src/lib/bottom-sheet/bottom-sheet-config.ts   | 2 +-
 src/lib/dialog/_dialog-theme.scss             | 5 -----
 src/lib/dialog/dialog-config.ts               | 2 +-
 src/lib/dialog/dialog.ts                      | 6 +++---
 6 files changed, 6 insertions(+), 16 deletions(-)

diff --git a/src/dev-app/dialog/dialog-demo.ts b/src/dev-app/dialog/dialog-demo.ts
index b8149315e00f..b3640fa356be 100644
--- a/src/dev-app/dialog/dialog-demo.ts
+++ b/src/dev-app/dialog/dialog-demo.ts
@@ -28,7 +28,7 @@ export class DialogDemo {
     disableClose: false,
     panelClass: 'custom-overlay-pane-class',
     hasBackdrop: true,
-    backdropClass: defaultDialogConfig.backdropClass,
+    backdropClass: '',
     width: '',
     height: '',
     minWidth: '',
diff --git a/src/lib/bottom-sheet/_bottom-sheet-theme.scss b/src/lib/bottom-sheet/_bottom-sheet-theme.scss
index 3c3139029c2e..046e11d0b5f7 100644
--- a/src/lib/bottom-sheet/_bottom-sheet-theme.scss
+++ b/src/lib/bottom-sheet/_bottom-sheet-theme.scss
@@ -5,17 +5,12 @@
 @mixin mat-bottom-sheet-theme($theme) {
   $background: map-get($theme, background);
   $foreground: map-get($theme, foreground);
-  $backdrop-color: invert(mat-color($background, card, 0.288));
 
   .mat-bottom-sheet-container {
     @include _mat-theme-elevation(16, $theme);
     background: mat-color($background, dialog);
     color: mat-color($foreground, text);
   }
-
-  .mat-bottom-sheet-backdrop {
-    background: $backdrop-color;
-  }
 }
 
 @mixin mat-bottom-sheet-typography($config) {
diff --git a/src/lib/bottom-sheet/bottom-sheet-config.ts b/src/lib/bottom-sheet/bottom-sheet-config.ts
index ad32d75aff9b..415d8f5aa9f5 100644
--- a/src/lib/bottom-sheet/bottom-sheet-config.ts
+++ b/src/lib/bottom-sheet/bottom-sheet-config.ts
@@ -32,7 +32,7 @@ export class MatBottomSheetConfig<D = any> {
   hasBackdrop?: boolean = true;
 
   /** Custom class for the backdrop. */
-  backdropClass?: string = 'mat-bottom-sheet-backdrop';
+  backdropClass?: string;
 
   /** Whether the user can use escape or clicking outside to close the bottom sheet. */
   disableClose?: boolean = false;
diff --git a/src/lib/dialog/_dialog-theme.scss b/src/lib/dialog/_dialog-theme.scss
index afda210c3d6a..c073788a4c48 100644
--- a/src/lib/dialog/_dialog-theme.scss
+++ b/src/lib/dialog/_dialog-theme.scss
@@ -7,17 +7,12 @@
 @mixin mat-dialog-theme($theme) {
   $background: map-get($theme, background);
   $foreground: map-get($theme, foreground);
-  $backdrop-color: invert(mat-color($background, card, 0.288));
 
   .mat-dialog-container {
     @include _mat-theme-elevation(24, $theme);
     background: mat-color($background, dialog);
     color: mat-color($foreground, text);
   }
-
-  .mat-dialog-backdrop {
-    background: $backdrop-color;
-  }
 }
 
 @mixin mat-dialog-typography($config) {
diff --git a/src/lib/dialog/dialog-config.ts b/src/lib/dialog/dialog-config.ts
index b098f2ecaff0..add3efbe9063 100644
--- a/src/lib/dialog/dialog-config.ts
+++ b/src/lib/dialog/dialog-config.ts
@@ -54,7 +54,7 @@ export class MatDialogConfig<D = any> {
   hasBackdrop?: boolean = true;
 
   /** Custom class for the backdrop, */
-  backdropClass?: string = 'mat-dialog-backdrop';
+  backdropClass?: string = '';
 
   /** Whether the user can use escape or clicking on the backdrop to close the modal. */
   disableClose?: boolean = false;
diff --git a/src/lib/dialog/dialog.ts b/src/lib/dialog/dialog.ts
index 65d1ba0797a5..e1be22a997ef 100644
--- a/src/lib/dialog/dialog.ts
+++ b/src/lib/dialog/dialog.ts
@@ -189,7 +189,7 @@ export class MatDialog implements OnDestroy {
    * @returns The overlay configuration.
    */
   private _getOverlayConfig(dialogConfig: MatDialogConfig): OverlayConfig {
-    const overlayConfig = new OverlayConfig({
+    const state = new OverlayConfig({
       positionStrategy: this._overlay.position().global(),
       scrollStrategy: dialogConfig.scrollStrategy || this._scrollStrategy(),
       panelClass: dialogConfig.panelClass,
@@ -203,10 +203,10 @@ export class MatDialog implements OnDestroy {
     });
 
     if (dialogConfig.backdropClass) {
-      overlayConfig.backdropClass = dialogConfig.backdropClass;
+      state.backdropClass = dialogConfig.backdropClass;
     }
 
-    return overlayConfig;
+    return state;
   }
 
   /**

From 80c299fb5fae950e98435b3a95d18983ccccea63 Mon Sep 17 00:00:00 2001
From: vivian-hu <41269630+vivian-hu@users.noreply.github.com>
Date: Thu, 13 Dec 2018 10:57:50 -0800
Subject: [PATCH 08/12] Revert "build: replace deprecated tslint rule with
 compiler option (#13186)"

This reverts commit 5dfa45ffa468cabbad47fdfc04a3e0f36f1efbc9.

From c9b30afb4692d5d06d2a2e10fa1df3971b8a2305 Mon Sep 17 00:00:00 2001
From: vivian-hu <41269630+vivian-hu@users.noreply.github.com>
Date: Thu, 13 Dec 2018 10:57:50 -0800
Subject: [PATCH 09/12] Revert "fix(snack-bar): announcing same message twice
 to screen readers (#13298)"

This reverts commit 3fb4b2372f419f0728e6a889e930bd3868673880.
---
 src/lib/snack-bar/snack-bar.spec.ts | 8 +++++---
 src/lib/snack-bar/snack-bar.ts      | 6 ++----
 2 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/src/lib/snack-bar/snack-bar.spec.ts b/src/lib/snack-bar/snack-bar.spec.ts
index 21fc199a7bb5..2a65a919a07e 100644
--- a/src/lib/snack-bar/snack-bar.spec.ts
+++ b/src/lib/snack-bar/snack-bar.spec.ts
@@ -186,16 +186,18 @@ describe('MatSnackBar', () => {
   }));
 
 
-  it('should clear the announcement message if it is the same as main message', fakeAsync(() => {
+  it('should default to the passed message for the announcement message', fakeAsync(() => {
     spyOn(liveAnnouncer, 'announce');
 
-    snackBar.open(simpleMessage, undefined, {announcementMessage: simpleMessage});
+    snackBar.open(simpleMessage);
     viewContainerFixture.detectChanges();
 
     expect(overlayContainerElement.childElementCount)
       .toBe(1, 'Expected the overlay with the default announcement message to be added');
 
-    expect(liveAnnouncer.announce).not.toHaveBeenCalled();
+    // Expect the live announcer to have been called with the display message and some
+    // string for the politeness. We do not want to test for the default politeness here.
+    expect(liveAnnouncer.announce).toHaveBeenCalledWith(simpleMessage, jasmine.any(String));
   }));
 
   it('should be able to specify a custom announcement message', fakeAsync(() => {
diff --git a/src/lib/snack-bar/snack-bar.ts b/src/lib/snack-bar/snack-bar.ts
index 84d1293f66b7..d2028d0dd1bb 100644
--- a/src/lib/snack-bar/snack-bar.ts
+++ b/src/lib/snack-bar/snack-bar.ts
@@ -114,10 +114,8 @@ export class MatSnackBar implements OnDestroy {
     // override the data to pass in our own message and action.
     _config.data = {message, action};
 
-    // Since the snack bar has `role="alert"`, we don't
-    // want to announce the same message twice.
-    if (_config.announcementMessage === message) {
-      _config.announcementMessage = undefined;
+    if (!_config.announcementMessage) {
+      _config.announcementMessage = message;
     }
 
     return this.openFromComponent(SimpleSnackBar, _config);

From a7917c046189a6aec9f949340672856fb0430de2 Mon Sep 17 00:00:00 2001
From: vivian-hu <41269630+vivian-hu@users.noreply.github.com>
Date: Thu, 13 Dec 2018 10:57:50 -0800
Subject: [PATCH 10/12] Revert "feat(drag-drop): allow entire group of drop
 lists to be disabled (#14179)"

This reverts commit 94e76de1e1c7e7976a79fd8e744af5433e8f5eb9.

From 09db9ccc47ba4dc1236765c97095708d6e8828b7 Mon Sep 17 00:00:00 2001
From: vivian-hu <41269630+vivian-hu@users.noreply.github.com>
Date: Thu, 13 Dec 2018 10:57:50 -0800
Subject: [PATCH 11/12] Revert "fix(drag-drop): prevent text selection while
 dragging on Safari (#14405)"

This reverts commit 220e3885f254740c3036f87ded4b5e5f9f07ea40.

From 553a0b7698a8c450cddc6dc6d4e420f14d59e398 Mon Sep 17 00:00:00 2001
From: vivian-hu <41269630+vivian-hu@users.noreply.github.com>
Date: Thu, 13 Dec 2018 10:57:50 -0800
Subject: [PATCH 12/12] Revert "fix(autocomplete): auto-highlighted first
 option not display correctly if the floating label is disabled (#14414)"

This reverts commit 53d2b583111b5f17216ffefe800c55e2e25373fa.
---
 src/lib/autocomplete/autocomplete-trigger.ts |  1 -
 src/lib/autocomplete/autocomplete.spec.ts    | 16 ----------------
 2 files changed, 17 deletions(-)

diff --git a/src/lib/autocomplete/autocomplete-trigger.ts b/src/lib/autocomplete/autocomplete-trigger.ts
index f0d1aae55a87..ea86763a5722 100644
--- a/src/lib/autocomplete/autocomplete-trigger.ts
+++ b/src/lib/autocomplete/autocomplete-trigger.ts
@@ -493,7 +493,6 @@ export class MatAutocompleteTrigger implements ControlValueAccessor, OnDestroy {
         switchMap(() => {
           this._resetActiveItem();
           this.autocomplete._setVisibility();
-          this._changeDetectorRef.detectChanges();
 
           if (this.panelOpen) {
             this._overlayRef!.updatePosition();
diff --git a/src/lib/autocomplete/autocomplete.spec.ts b/src/lib/autocomplete/autocomplete.spec.ts
index 42038e56fe7b..143ea70c8f00 100644
--- a/src/lib/autocomplete/autocomplete.spec.ts
+++ b/src/lib/autocomplete/autocomplete.spec.ts
@@ -1644,22 +1644,6 @@ describe('MatAutocomplete', () => {
           .toContain('mat-active', 'Expected first option to be highlighted.');
     }));
 
-    it('should be able to preselect the first option when the floating label is disabled',
-      fakeAsync(() => {
-        fixture.componentInstance.floatLabel = 'never';
-        fixture.componentInstance.trigger.autocomplete.autoActiveFirstOption = true;
-        fixture.detectChanges();
-
-        fixture.componentInstance.trigger.openPanel();
-        fixture.detectChanges();
-        zone.simulateZoneExit();
-        // Note: should not have a detectChanges call here
-        // in order for the test to fail when it's supposed to.
-
-        expect(overlayContainerElement.querySelectorAll('mat-option')[0].classList)
-            .toContain('mat-active', 'Expected first option to be highlighted.');
-      }));
-
     it('should be able to configure preselecting the first option globally', fakeAsync(() => {
       overlayContainer.ngOnDestroy();
       fixture.destroy();