Revert "Tomandersen/count test (#1206)"

This reverts commit d403ded.

Author: tom-andersen

.gitignore

@@ -19,7 +19,7 @@ gcs_key_file.json
 
 # Folders for cmake/test output
 *_build/
-cmake-build-*/
+*cmake-build-debug/
 testing/test_framework/external/
 
 # XCode user specific folders

firestore/integration_test_internal/CMakeLists.txt

@@ -91,8 +91,6 @@ set(FIREBASE_INTEGRATION_TEST_PORTABLE_TEST_SRCS
     # public API are performed.
     src/integration_test.cc
     # Internal tests below.
-    src/aggregate_query_snapshot_test.cc
-    src/aggregate_query_test.cc
     src/bundle_test.cc
     src/collection_reference_test.cc
     src/cursor_test.cc