Chromium plumbing for Screen Orientation API orientationchange events.

content/renderer/renderer_webkitplatformsupport_impl.cc

Index: content/renderer/renderer_webkitplatformsupport_impl.cc
diff --git a/content/renderer/renderer_webkitplatformsupport_impl.cc b/content/renderer/renderer_webkitplatformsupport_impl.cc
index a92c3ae9616e954f0a2b6772e15e73153ae66e48..b8b6824a0b61bb4fc3853724aa723de87cffba28 100644
--- a/content/renderer/renderer_webkitplatformsupport_impl.cc
+++ b/content/renderer/renderer_webkitplatformsupport_impl.cc
@@ -49,6 +49,7 @@
 #include "content/renderer/media/webcontentdecryptionmodule_impl.h"
 #include "content/renderer/render_thread_impl.h"
 #include "content/renderer/renderer_clipboard_client.h"
+#include "content/renderer/screen_orientation/screen_orientation_dispatcher.h"
 #include "content/renderer/webclipboard_impl.h"
 #include "content/renderer/webcrypto/webcrypto_impl.h"
 #include "content/renderer/webgraphicscontext3d_provider_impl.h"
@@ -1063,6 +1064,18 @@ void RendererWebKitPlatformSupportImpl::cancelVibration() {
 
 //------------------------------------------------------------------------------
 
+void RendererWebKitPlatformSupportImpl::setScreenOrientationListener(
+    blink::WebScreenOrientationListener* listener) {
+  if (!screen_orientation_dispatcher_) {
+    screen_orientation_dispatcher_.reset(
+        new ScreenOrientationDispatcher(RenderThreadImpl::current()));
+  }
+
+  screen_orientation_dispatcher_->setListener(listener);
+}
+
+//------------------------------------------------------------------------------
+
 void RendererWebKitPlatformSupportImpl::queryStorageUsageAndQuota(
     const blink::WebURL& storage_partition,
     blink::WebStorageQuotaType type,