Revert to last successful www sync

Author: acdlite

packages/react-reconciler/src/ReactChildFiber.new.js

@@ -13,12 +13,7 @@ import type {Fiber} from './ReactInternalTypes';
 import type {Lanes} from './ReactFiberLane.new';
 
 import getComponentName from 'shared/getComponentName';
-import {
-  Deletion,
-  ChildDeletion,
-  Placement,
-  StaticMask,
-} from './ReactFiberFlags';
+import {Deletion, ChildDeletion, Placement} from './ReactFiberFlags';
 import {
   getIteratorFn,
   REACT_ELEMENT_TYPE,
@@ -280,7 +275,7 @@ function ChildReconciler(shouldTrackSideEffects) {
       returnFiber.firstEffect = returnFiber.lastEffect = childToDelete;
     }
     childToDelete.nextEffect = null;
-    childToDelete.flags = (childToDelete.flags & StaticMask) | Deletion;
+    childToDelete.flags = Deletion;
 
     let deletions = returnFiber.deletions;
     if (deletions === null) {

packages/react-reconciler/src/ReactChildFiber.old.js

@@ -13,12 +13,7 @@ import type {Fiber} from './ReactInternalTypes';
 import type {Lanes} from './ReactFiberLane.old';
 
 import getComponentName from 'shared/getComponentName';
-import {
-  Deletion,
-  ChildDeletion,
-  Placement,
-  StaticMask,
-} from './ReactFiberFlags';
+import {Deletion, ChildDeletion, Placement} from './ReactFiberFlags';
 import {
   getIteratorFn,
   REACT_ELEMENT_TYPE,
@@ -280,7 +275,7 @@ function ChildReconciler(shouldTrackSideEffects) {
       returnFiber.firstEffect = returnFiber.lastEffect = childToDelete;
     }
     childToDelete.nextEffect = null;
-    childToDelete.flags = (childToDelete.flags & StaticMask) | Deletion;
+    childToDelete.flags = Deletion;
 
     let deletions = returnFiber.deletions;
     if (deletions === null) {

packages/react-reconciler/src/ReactFiber.new.js

@@ -27,7 +27,6 @@ import {
   enableProfilerTimer,
   enableFundamentalAPI,
   enableScopeAPI,
-  enableCache,
 } from 'shared/ReactFeatureFlags';
 import {NoFlags, Placement, StaticMask} from './ReactFiberFlags';
 import {ConcurrentRoot, BlockingRoot} from './ReactRootTags';
@@ -55,7 +54,6 @@ import {
   ScopeComponent,
   OffscreenComponent,
   LegacyHiddenComponent,
-  CacheComponent,
 } from './ReactWorkTags';
 import getComponentName from 'shared/getComponentName';
 
@@ -90,7 +88,6 @@ import {
   REACT_SCOPE_TYPE,
   REACT_OFFSCREEN_TYPE,
   REACT_LEGACY_HIDDEN_TYPE,
-  REACT_CACHE_TYPE,
 } from 'shared/ReactSymbols';
 
 export type {Fiber};
@@ -366,9 +363,9 @@ export function resetWorkInProgress(workInProgress: Fiber, renderLanes: Lanes) {
   // We assume pendingProps, index, key, ref, return are still untouched to
   // avoid doing another reconciliation.
 
-  // Reset the effect flags but keep any Placement tags, since that's something
+  // Reset the effect tag but keep any Placement tags, since that's something
   // that child fiber is setting, not the reconciliation.
-  workInProgress.flags &= StaticMask | Placement;
+  workInProgress.flags &= Placement;
 
   // The effect list is no longer valid.
   workInProgress.nextEffect = null;
@@ -504,11 +501,6 @@ export function createFiberFromTypeAndProps(
           return createFiberFromScope(type, pendingProps, mode, lanes, key);
         }
       // eslint-disable-next-line no-fallthrough
-      case REACT_CACHE_TYPE:
-        if (enableCache) {
-          return createFiberFromCache(pendingProps, mode, lanes, key);
-        }
-      // eslint-disable-next-line no-fallthrough
       default: {
         if (typeof type === 'object' && type !== null) {
           switch (type.$$typeof) {
@@ -753,24 +745,6 @@ export function createFiberFromLegacyHidden(
   return fiber;
 }
 
-export function createFiberFromCache(
-  pendingProps: any,
-  mode: TypeOfMode,
-  lanes: Lanes,
-  key: null | string,
-) {
-  const fiber = createFiber(CacheComponent, pendingProps, key, mode);
-  // TODO: The Cache fiber shouldn't have a type. It has a tag.
-  // This needs to be fixed in getComponentName so that it relies on the tag
-  // instead.
-  if (__DEV__) {
-    fiber.type = REACT_CACHE_TYPE;
-  }
-  fiber.elementType = REACT_CACHE_TYPE;
-  fiber.lanes = lanes;
-  return fiber;
-}
-
 export function createFiberFromText(
   content: string,
   mode: TypeOfMode,

packages/react-reconciler/src/ReactFiber.old.js

@@ -27,7 +27,6 @@ import {
   enableProfilerTimer,
   enableFundamentalAPI,
   enableScopeAPI,
-  enableCache,
 } from 'shared/ReactFeatureFlags';
 import {NoFlags, Placement, StaticMask} from './ReactFiberFlags';
 import {ConcurrentRoot, BlockingRoot} from './ReactRootTags';
@@ -55,7 +54,6 @@ import {
   ScopeComponent,
   OffscreenComponent,
   LegacyHiddenComponent,
-  CacheComponent,
 } from './ReactWorkTags';
 import getComponentName from 'shared/getComponentName';
 
@@ -90,7 +88,6 @@ import {
   REACT_SCOPE_TYPE,
   REACT_OFFSCREEN_TYPE,
   REACT_LEGACY_HIDDEN_TYPE,
-  REACT_CACHE_TYPE,
 } from 'shared/ReactSymbols';
 
 export type {Fiber};
@@ -366,9 +363,9 @@ export function resetWorkInProgress(workInProgress: Fiber, renderLanes: Lanes) {
   // We assume pendingProps, index, key, ref, return are still untouched to
   // avoid doing another reconciliation.
 
-  // Reset the effect flags but keep any Placement tags, since that's something
+  // Reset the effect tag but keep any Placement tags, since that's something
   // that child fiber is setting, not the reconciliation.
-  workInProgress.flags &= StaticMask | Placement;
+  workInProgress.flags &= Placement;
 
   // The effect list is no longer valid.
   workInProgress.nextEffect = null;
@@ -504,11 +501,6 @@ export function createFiberFromTypeAndProps(
           return createFiberFromScope(type, pendingProps, mode, lanes, key);
         }
       // eslint-disable-next-line no-fallthrough
-      case REACT_CACHE_TYPE:
-        if (enableCache) {
-          return createFiberFromCache(pendingProps, mode, lanes, key);
-        }
-      // eslint-disable-next-line no-fallthrough
       default: {
         if (typeof type === 'object' && type !== null) {
           switch (type.$$typeof) {
@@ -753,24 +745,6 @@ export function createFiberFromLegacyHidden(
   return fiber;
 }
 
-export function createFiberFromCache(
-  pendingProps: any,
-  mode: TypeOfMode,
-  lanes: Lanes,
-  key: null | string,
-) {
-  const fiber = createFiber(CacheComponent, pendingProps, key, mode);
-  // TODO: The Cache fiber shouldn't have a type. It has a tag.
-  // This needs to be fixed in getComponentName so that it relies on the tag
-  // instead.
-  if (__DEV__) {
-    fiber.type = REACT_CACHE_TYPE;
-  }
-  fiber.elementType = REACT_CACHE_TYPE;
-  fiber.lanes = lanes;
-  return fiber;
-}
-
 export function createFiberFromText(
   content: string,
   mode: TypeOfMode,