Revert of 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 5b44e7e46fb2912762c1b98d72298c1fe730261d..601fd5c367e2cad510eca51ccf594a3f0fab0f53 100644
--- a/content/renderer/renderer_webkitplatformsupport_impl.cc
+++ b/content/renderer/renderer_webkitplatformsupport_impl.cc
@@ -49,7 +49,6 @@
 #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"
@@ -1071,18 +1070,6 @@
 
 //------------------------------------------------------------------------------
 
-void RendererWebKitPlatformSupportImpl::setScreenOrientationListener(
-    blink::WebScreenOrientationListener* listener) {
-  if (!screen_orientation_dispatcher_) {
-    screen_orientation_dispatcher_.reset(
-        new ScreenOrientationDispatcher(RenderThread::Get()));
-  }
-
-  screen_orientation_dispatcher_->setListener(listener);
-}
-
-//------------------------------------------------------------------------------
-
 void RendererWebKitPlatformSupportImpl::queryStorageUsageAndQuota(
     const blink::WebURL& storage_partition,
     blink::WebStorageQuotaType type,