Add a flag for enabling/disabling the navigator content utils

content/child/runtime_features.cc

 // Copyright 2013 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.
 
 #include "content/child/runtime_features.h"
 
 #include "base/command_line.h"
 #include "content/public/common/content_switches.h"
 #include "third_party/WebKit/public/web/WebRuntimeFeatures.h"
 
@@ skipping 25 matching lines @@
   // Android does not support the Gamepad API.
   WebRuntimeFeatures::enableGamepad(false);
   // Android does not have support for PagePopup
   WebRuntimeFeatures::enablePagePopup(false);
   // datalist on Android is not enabled
   WebRuntimeFeatures::enableDataListElement(false);
   // Android does not yet support the Web Notification API. crbug.com/115320
   WebRuntimeFeatures::enableNotifications(false);
   // Android does not yet support SharedWorker. crbug.com/154571
   WebRuntimeFeatures::enableSharedWorker(false);
+  // Android does not yet support NavigatorContentUtils.
+  WebRuntimeFeatures::enableNavigatorContentUtils(false);
 #endif  // defined(OS_ANDROID)
 }
 
 void SetRuntimeFeaturesDefaultsAndUpdateFromArgs(
     const CommandLine& command_line) {
   WebRuntimeFeatures::enableStableFeatures(true);
 
   if (command_line.HasSwitch(switches::kEnableExperimentalWebPlatformFeatures))
     WebRuntimeFeatures::enableExperimentalFeatures(true);
 
   SetRuntimeFeatureDefaultsForPlatform();
 
   if (command_line.HasSwitch(switches::kDisableDatabases))
     WebRuntimeFeatures::enableDatabase(false);
 
   if (command_line.HasSwitch(switches::kDisableApplicationCache))
     WebRuntimeFeatures::enableApplicationCache(false);
 
   if (command_line.HasSwitch(switches::kDisableDesktopNotifications))
     WebRuntimeFeatures::enableNotifications(false);
 
+  if (command_line.HasSwitch(switches::kDisableNavigatorContentUtils))
+    WebRuntimeFeatures::enableNavigatorContentUtils(false);
+
   if (command_line.HasSwitch(switches::kDisableLocalStorage))
     WebRuntimeFeatures::enableLocalStorage(false);
 
   if (command_line.HasSwitch(switches::kDisableSessionStorage))
     WebRuntimeFeatures::enableSessionStorage(false);
 
   if (command_line.HasSwitch(switches::kDisableGeolocation))
     WebRuntimeFeatures::enableGeolocation(false);
 
   if (command_line.HasSwitch(switches::kDisableWebKitMediaSource))
@@ skipping 77 matching lines @@
     WebRuntimeFeatures::enableInputModeAttribute(true);
 
   if (command_line.HasSwitch(switches::kEnableFastTextAutosizing))
     WebRuntimeFeatures::enableFastTextAutosizing(true);
 
   if (command_line.HasSwitch(switches::kEnableRepaintAfterLayout))
     WebRuntimeFeatures::enableRepaintAfterLayout(true);
 }
 
 }  // namespace content