Chromium plumbing for Screen Orientation API lock/unlock.

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 5b44e7e46fb2912762c1b98d72298c1fe730261d..17986310547761c65a4a6cf92db3759c6953fb9d 100644
--- a/content/renderer/renderer_webkitplatformsupport_impl.cc
+++ b/content/renderer/renderer_webkitplatformsupport_impl.cc
@@ -33,6 +33,7 @@
 #include "content/common/gpu/client/webgraphicscontext3d_command_buffer_impl.h"
 #include "content/common/gpu/gpu_process_launch_causes.h"
 #include "content/common/mime_registry_messages.h"
+#include "content/common/screen_orientation_messages.h"
 #include "content/common/view_messages.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/common/webplugininfo.h"
@@ -1081,6 +1082,15 @@ void RendererWebKitPlatformSupportImpl::setScreenOrientationListener(
   screen_orientation_dispatcher_->setListener(listener);
 }
 
+void RendererWebKitPlatformSupportImpl::lockOrientation(
+    blink::WebScreenOrientations orientations) {
+  RenderThread::Get()->Send(new ScreenOrientationMsg_Lock(orientations));
+}
+
+void RendererWebKitPlatformSupportImpl::unlockOrientation() {
+  RenderThread::Get()->Send(new ScreenOrientationMsg_Unlock);
+}
+
 //------------------------------------------------------------------------------
 
 void RendererWebKitPlatformSupportImpl::queryStorageUsageAndQuota(