Enable Device Motion API on all platforms by default.

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 90 matching lines @@
 
   if (command_line.HasSwitch(switches::kEnableWebAnimationsCSS))
     WebRuntimeFeatures::enableWebAnimationsCSS();
 
   if (command_line.HasSwitch(switches::kEnableWebAnimationsSVG))
     WebRuntimeFeatures::enableWebAnimationsSVG();
 
   if (command_line.HasSwitch(switches::kEnableWebMIDI))
     WebRuntimeFeatures::enableWebMIDI(true);
 
-#if defined(OS_ANDROID)
-  // Enable Device Motion on Android by default.
-  WebRuntimeFeatures::enableDeviceMotion(
-      !command_line.HasSwitch(switches::kDisableDeviceMotion));
-#else
-  if (command_line.HasSwitch(switches::kEnableDeviceMotion))
-      WebRuntimeFeatures::enableDeviceMotion(true);
-#endif
+  if (command_line.HasSwitch(switches::kDisableDeviceMotion))
+    WebRuntimeFeatures::enableDeviceMotion(false);
 
   if (command_line.HasSwitch(switches::kDisableDeviceOrientation))
     WebRuntimeFeatures::enableDeviceOrientation(false);
 
   if (command_line.HasSwitch(switches::kDisableSpeechInput))
     WebRuntimeFeatures::enableSpeechInput(false);
 
   if (command_line.HasSwitch(switches::kDisableFileSystem))
     WebRuntimeFeatures::enableFileSystem(false);
 
@@ skipping 10 matching lines @@
     WebRuntimeFeatures::enableHTMLImports(true);
 
   if (command_line.HasSwitch(switches::kEnableOverlayScrollbars))
     WebRuntimeFeatures::enableOverlayScrollbars(true);
 
   if (command_line.HasSwitch(switches::kEnableInputModeAttribute))
     WebRuntimeFeatures::enableInputModeAttribute(true);
 }
 
 }  // namespace content