Revert "Provide a ScreenOrientationDispatcherHost getter."

This reverts commit dddd14d.

This change was only used by the Tizen port, which got removed last
year.

Author: Raphael Kubo da Costa

content/browser/web_contents/web_contents_impl.cc

@@ -720,10 +720,6 @@ const GURL& WebContentsImpl::GetLastCommittedURL() const {
   return entry ? entry->GetVirtualURL() : GURL::EmptyGURL();
 }
 
-ScreenOrientationDispatcherHost* WebContentsImpl::GetScreenOrientationDispatcherHost() {
-  return screen_orientation_dispatcher_host_.get();
-}
-
 WebContentsDelegate* WebContentsImpl::GetDelegate() {
   return delegate_;
 }

content/browser/web_contents/web_contents_impl.h

@@ -225,7 +225,6 @@ class CONTENT_EXPORT WebContentsImpl
   void RequestAXTreeSnapshot(AXTreeSnapshotCallback callback);
 
   // WebContents ------------------------------------------------------
-  ScreenOrientationDispatcherHost* GetScreenOrientationDispatcherHost() override;
   WebContentsDelegate* GetDelegate() override;
   void SetDelegate(WebContentsDelegate* delegate) override;
   NavigationControllerImpl& GetController() override;

content/public/browser/web_contents.h

@@ -53,7 +53,6 @@ class RenderFrameHost;
 class RenderProcessHost;
 class RenderViewHost;
 class RenderWidgetHostView;
-class ScreenOrientationDispatcherHost;
 class SiteInstance;
 class WebContentsDelegate;
 struct CustomContextMenuContext;
@@ -174,8 +173,6 @@ class WebContents : public PageNavigator,
 
   // Intrinsic tab state -------------------------------------------------------
 
-  virtual ScreenOrientationDispatcherHost* GetScreenOrientationDispatcherHost() = 0;
-
   // Gets/Sets the delegate.
   virtual WebContentsDelegate* GetDelegate() = 0;
   virtual void SetDelegate(WebContentsDelegate* delegate) = 0;