Remove bogus use of the term "user style" in Blink and Blink API

Source/web/AssertMatchingEnums.cpp

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 56 matching lines @@
 #include "core/dom/IconURL.h"
 #include "core/editing/EditorInsertAction.h"
 #include "core/editing/TextAffinity.h"
 #include "core/fileapi/FileError.h"
 #include "core/html/HTMLFormElement.h"
 #include "core/html/HTMLInputElement.h"
 #include "core/html/shadow/TextControlInnerElements.h"
 #include "core/loader/NavigationPolicy.h"
 #include "core/loader/appcache/ApplicationCacheHost.h"
 #include "core/page/ContentSecurityPolicy.h"
+#include "core/page/InjectedStyleSheet.h"
 #include "core/page/PageVisibilityState.h"
 #include "core/page/Settings.h"
-#include "core/page/UserContentTypes.h"
-#include "core/page/UserStyleSheetTypes.h"
 #include "core/platform/Cursor.h"
 #include "core/platform/FileMetadata.h"
 #include "core/platform/graphics/ContentDecryptionModuleSession.h"
 #include "core/platform/graphics/FontDescription.h"
 #include "core/platform/graphics/FontSmoothingMode.h"
 #include "core/platform/graphics/InbandTextTrackPrivate.h"
 #include "core/platform/graphics/MediaPlayer.h"
 #include "core/platform/graphics/MediaSourcePrivate.h"
 #include "core/platform/graphics/filters/FilterOperation.h"
 #include "core/platform/mediastream/MediaStreamSource.h"
@@ skipping 408 matching lines @@
 COMPILE_ASSERT_MATCHING_ENUM(WebScrollbar::ScrollbarOverlayStyleLight, ScrollbarOverlayStyleLight);
 
 COMPILE_ASSERT_MATCHING_ENUM(WebSettings::EditingBehaviorMac, EditingMacBehavior);
 COMPILE_ASSERT_MATCHING_ENUM(WebSettings::EditingBehaviorWin, EditingWindowsBehavior);
 COMPILE_ASSERT_MATCHING_ENUM(WebSettings::EditingBehaviorUnix, EditingUnixBehavior);
 COMPILE_ASSERT_MATCHING_ENUM(WebSettings::EditingBehaviorAndroid, EditingAndroidBehavior);
 
 COMPILE_ASSERT_MATCHING_ENUM(WebTextAffinityUpstream, UPSTREAM);
 COMPILE_ASSERT_MATCHING_ENUM(WebTextAffinityDownstream, DOWNSTREAM);
 
-COMPILE_ASSERT_MATCHING_ENUM(WebView::UserContentInjectInAllFrames, InjectInAllFrames);
-COMPILE_ASSERT_MATCHING_ENUM(WebView::UserContentInjectInTopFrameOnly, InjectInTopFrameOnly);
-COMPILE_ASSERT_MATCHING_ENUM(WebView::UserStyleInjectInExistingDocuments, InjectInExistingDocuments);
-COMPILE_ASSERT_MATCHING_ENUM(WebView::UserStyleInjectInSubsequentDocuments, InjectInSubsequentDocuments);
+COMPILE_ASSERT_MATCHING_ENUM(WebView::InjectStyleInAllFrames, InjectStyleInAllFrames);
+COMPILE_ASSERT_MATCHING_ENUM(WebView::InjectStyleInTopFrameOnly, InjectStyleInTopFrameOnly);
 
 COMPILE_ASSERT_MATCHING_ENUM(WebIDBDatabaseExceptionUnknownError, UnknownError);
 COMPILE_ASSERT_MATCHING_ENUM(WebIDBDatabaseExceptionConstraintError, ConstraintError);
 COMPILE_ASSERT_MATCHING_ENUM(WebIDBDatabaseExceptionDataError, DataError);
 COMPILE_ASSERT_MATCHING_ENUM(WebIDBDatabaseExceptionVersionError, VersionError);
 COMPILE_ASSERT_MATCHING_ENUM(WebIDBDatabaseExceptionAbortError, AbortError);
 COMPILE_ASSERT_MATCHING_ENUM(WebIDBDatabaseExceptionQuotaError, QuotaExceededError);
 
 COMPILE_ASSERT_MATCHING_ENUM(WebIDBKeyTypeInvalid, IDBKey::InvalidType);
 COMPILE_ASSERT_MATCHING_ENUM(WebIDBKeyTypeArray, IDBKey::ArrayType);
@@ skipping 170 matching lines @@
 COMPILE_ASSERT_MATCHING_UINT64(CompositingReasonRoot, CompositingReasonRoot);
 COMPILE_ASSERT_MATCHING_UINT64(CompositingReasonLayerForClip, CompositingReasonLayerForClip);
 COMPILE_ASSERT_MATCHING_UINT64(CompositingReasonLayerForScrollbar, CompositingReasonLayerForScrollbar);
 COMPILE_ASSERT_MATCHING_UINT64(CompositingReasonLayerForScrollingContainer, CompositingReasonLayerForScrollingContainer);
 COMPILE_ASSERT_MATCHING_UINT64(CompositingReasonLayerForForeground, CompositingReasonLayerForForeground);
 COMPILE_ASSERT_MATCHING_UINT64(CompositingReasonLayerForBackground, CompositingReasonLayerForBackground);
 COMPILE_ASSERT_MATCHING_UINT64(CompositingReasonLayerForMask, CompositingReasonLayerForMask);
 COMPILE_ASSERT_MATCHING_UINT64(CompositingReasonOverflowScrollingParent, CompositingReasonOverflowScrollingParent);
 COMPILE_ASSERT_MATCHING_UINT64(CompositingReasonOutOfFlowClipping, CompositingReasonOutOfFlowClipping);
 COMPILE_ASSERT_MATCHING_UINT64(kSerializedScriptValueVersion, SerializedScriptValue::wireFormatVersion);