[Offline Pages] Adding missing image/CSS detection in FrameSerializer.

third_party/WebKit/Source/web/BUILD.gn

 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import("//build/config/ui.gni")
 import("//testing/test.gni")
 import("//third_party/WebKit/Source/bindings/bindings.gni")
 import("//third_party/WebKit/Source/config.gni")
 import("//third_party/WebKit/Source/core/core.gni")
 import("//third_party/WebKit/Source/modules/modules.gni")
@@ skipping 143 matching lines @@
     "WebLabelElement.cpp",
     "WebLanguageDetectionDetails.cpp",
     "WebLeakDetector.cpp",
     "WebLocalFrameImpl.cpp",
     "WebLocalFrameImpl.h",
     "WebMediaDevicesRequest.cpp",
     "WebMetaElement.cpp",
     "WebNode.cpp",
     "WebOptionElement.cpp",
     "WebPageImportanceSignals.cpp",
+    "WebPageMissingCSSDetector.cpp",
+    "WebPageMissingCSSDetector.h",
+    "WebPageMissingImageDetector.cpp",
+    "WebPageMissingImageDetector.h",
     "WebPagePopupImpl.cpp",
     "WebPagePopupImpl.h",
+    "WebPageProblemDetector.cpp",
+    "WebPageProblemDetector.h",
     "WebPepperSocket.cpp",
     "WebPepperSocketChannelClientProxy.h",
     "WebPepperSocketImpl.cpp",
     "WebPepperSocketImpl.h",
     "WebPluginContainerImpl.cpp",
     "WebPluginContainerImpl.h",
     "WebPluginDocument.cpp",
     "WebPluginScriptForbiddenScope.cpp",
     "WebRemoteFrameImpl.cpp",
     "WebRemoteFrameImpl.h",
@@ skipping 79 matching lines @@
 
   sources = [
     "ExternalPopupMenuTest.cpp",
     "LinkHighlightImplTest.cpp",
     "PageOverlayTest.cpp",
     "WebAssociatedURLLoaderImplTest.cpp",
     "WebDragDataTest.cpp",
     "WebElementTest.cpp",
     "WebEmbeddedWorkerImplTest.cpp",
     "WebNodeTest.cpp",
+    "WebPageProblemDetectorTest.cpp",
 
     # FIXME: Move the tests from web/tests/ to appropriate places.
     # crbug.com/353585
     "tests/AccessibilityObjectModelTest.cpp",
     "tests/ActivityLoggerTest.cpp",
     "tests/AnimationSimTest.cpp",
     "tests/BrowserControlsTest.cpp",
     "tests/ChromeClientImplTest.cpp",
     "tests/CompositorWorkerTest.cpp",
     "tests/DeferredLoadingTest.cpp",
@@ skipping 113 matching lines @@
 
   if (is_android) {
     deps += [
       "//base:base_java",
       "//content/public/android:content_java",
       "//content/shell/android:content_shell_assets",
       "//net/android:net_java",
     ]
   }
 }