Add commandline flag for service workers.

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 73 matching lines @@
 #if defined(OS_ANDROID)
   if (command_line.HasSwitch(switches::kDisableWebRTC)) {
     WebRuntimeFeatures::enableMediaStream(false);
     WebRuntimeFeatures::enablePeerConnection(false);
   }
 
   if (!command_line.HasSwitch(switches::kEnableSpeechRecognition))
     WebRuntimeFeatures::enableScriptedSpeech(false);
 #endif
 
+  if (command_line.HasSwitch(switches::kEnableServiceWorker))
+    WebRuntimeFeatures::enableServiceWorker(true);
+
   if (command_line.HasSwitch(switches::kDisableWebAudio))
     WebRuntimeFeatures::enableWebAudio(false);
 
   if (command_line.HasSwitch(switches::kDisableFullScreen))
     WebRuntimeFeatures::enableFullscreen(false);
 
   if (command_line.HasSwitch(switches::kEnableEncryptedMedia))
     WebRuntimeFeatures::enableEncryptedMedia(true);
 
   if (command_line.HasSwitch(switches::kDisablePrefixedEncryptedMedia))
@@ skipping 39 matching lines @@
     WebRuntimeFeatures::enableOverlayScrollbars(true);
 
   if (command_line.HasSwitch(switches::kEnableInputModeAttribute))
     WebRuntimeFeatures::enableInputModeAttribute(true);
 
   if (command_line.HasSwitch(switches::kEnableFastTextAutosizing))
     WebRuntimeFeatures::enableFastTextAutosizing(true);
 }
 
 }  // namespace content