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 34393dd27101da8c9b3587474083e0cbf0db9589..c19b50a574ca23b2a2e4687dfbcb0a0b324e007b 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"
@@ -1120,6 +1121,15 @@ void RendererWebKitPlatformSupportImpl::setScreenOrientationListener(
   screen_orientation_dispatcher_->setListener(listener);
 }
 
+void RendererWebKitPlatformSupportImpl::lockOrientation(
+    blink::WebScreenOrientations orientations) {
+  RenderThread::Get()->Send(new ScreenOrientationHostMsg_Lock(orientations));
+}
+
+void RendererWebKitPlatformSupportImpl::unlockOrientation() {
+  RenderThread::Get()->Send(new ScreenOrientationHostMsg_Unlock);
+}
+
 //------------------------------------------------------------------------------
 
 void RendererWebKitPlatformSupportImpl::queryStorageUsageAndQuota(