Chromium plumbing for Screen Orientation API orientationchange events.

content/renderer/renderer_webkitplatformsupport_impl.h

Index: content/renderer/renderer_webkitplatformsupport_impl.h
diff --git a/content/renderer/renderer_webkitplatformsupport_impl.h b/content/renderer/renderer_webkitplatformsupport_impl.h
index dc0bcda12abbabe7bc1902d79dd591687df46e2b..65a126db30e03be4477190b35eef8baecc5c5ed5 100644
--- a/content/renderer/renderer_webkitplatformsupport_impl.h
+++ b/content/renderer/renderer_webkitplatformsupport_impl.h
@@ -31,6 +31,7 @@ namespace blink {
 class WebDeviceMotionData;
 class WebDeviceOrientationData;
 class WebGraphicsContext3DProvider;
+class WebScreenOrientationListener;
 }
 
 namespace content {
@@ -38,6 +39,7 @@ class DeviceMotionEventPump;
 class DeviceOrientationEventPump;
 class QuotaMessageFilter;
 class RendererClipboardClient;
+class ScreenOrientationDispatcher;
 class ThreadSafeSender;
 class WebClipboardImpl;
 class WebCryptoImpl;
@@ -155,6 +157,8 @@ class CONTENT_EXPORT RendererWebKitPlatformSupportImpl
       blink::WebStorageQuotaCallbacks) OVERRIDE;
   virtual void vibrate(unsigned int milliseconds);
   virtual void cancelVibration();
+  virtual void setScreenOrientationListener(
+    blink::WebScreenOrientationListener*) OVERRIDE;
 
   // Disables the WebSandboxSupport implementation for testing.
   // Tests that do not set up a full sandbox environment should call
@@ -223,6 +227,8 @@ class CONTENT_EXPORT RendererWebKitPlatformSupportImpl
 
   scoped_ptr<WebCryptoImpl> web_crypto_;
 
+  scoped_ptr<ScreenOrientationDispatcher> screen_orientation_dispatcher_;
+
   DISALLOW_COPY_AND_ASSIGN(RendererWebKitPlatformSupportImpl);
 };