Remove content/port directory and move the 3 remaining interfaces to content/public.

content/public/browser/render_widget_host_view.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_PUBLIC_BROWSER_RENDER_WIDGET_HOST_VIEW_H_
 #define CONTENT_PUBLIC_BROWSER_RENDER_WIDGET_HOST_VIEW_H_
 
 #include "base/basictypes.h"
+#include "base/memory/scoped_ptr.h"
 #include "base/strings/string16.h"
 #include "content/common/content_export.h"
 #include "third_party/skia/include/core/SkBitmap.h"
 #include "third_party/skia/include/core/SkRegion.h"
 #include "third_party/WebKit/public/web/WebInputEvent.h"
 #include "ui/gfx/native_widget_types.h"
 
 class GURL;
 
 namespace gfx {
 class Rect;
 class Size;
 }
 
 namespace content {
 
 class RenderWidgetHost;
+class RenderWidgetHostViewFrameSubscriber;
 
 // RenderWidgetHostView is an interface implemented by an object that acts as
 // the "View" portion of a RenderWidgetHost. The RenderWidgetHost and its
 // associated RenderProcessHost own the "Model" in this case which is the
 // child renderer process. The View is responsible for receiving events from
 // the surrounding environment and passing them to the RenderWidgetHost, and
 // for actually displaying the content of the RenderWidgetHost when it
 // changes.
 //
 // RenderWidgetHostView Class Hierarchy:
@@ skipping 65 matching lines @@
 
   // Retrives the size of the viewport for the visible region. May be smaller
   // than the view size if a portion of the view is obstructed (e.g. by a
   // virtual keyboard).
   virtual gfx::Size GetVisibleViewportSize() const = 0;
 
   // Set insets for the visible region of the root window. Used to compute the
   // visible viewport.
   virtual void SetInsets(const gfx::Insets& insets) = 0;
 
+  // Begin subscribing for presentation events and captured frames.
+  // |subscriber| is now owned by this object, it will be called only on the
+  // UI thread.
+  virtual void BeginFrameSubscription(
+      scoped_ptr<RenderWidgetHostViewFrameSubscriber> subscriber) = 0;
+
+  // End subscribing for frame presentation events. FrameSubscriber will be
+  // deleted after this call.
+  virtual void EndFrameSubscription() = 0;
+
 #if defined(OS_MACOSX)
   // Set the view's active state (i.e., tint state of controls).
   virtual void SetActive(bool active) = 0;
 
   // Tells the view whether or not to accept first responder status.  If |flag|
   // is true, the view does not accept first responder status and instead
   // manually becomes first responder when it receives a mouse down event.  If
   // |flag| is false, the view participates in the key-view chain as normal.
   virtual void SetTakesFocusOnlyOnMouseDown(bool flag) = 0;
 
@@ skipping 18 matching lines @@
   // Returns |true| if text is currently being spoken by Mac OS X.
   virtual bool IsSpeaking() const = 0;
   // Stops speaking, if it is currently in progress.
   virtual void StopSpeaking() = 0;
 #endif  // defined(OS_MACOSX)
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_RENDER_WIDGET_HOST_VIEW_H_