PlzNavigate: Release StreamHandle.

content/renderer/render_frame_impl.h

 // Copyright 2013 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_RENDERER_RENDER_FRAME_IMPL_H_
 #define CONTENT_RENDERER_RENDER_FRAME_IMPL_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 745 matching lines @@
 #if defined(OS_MACOSX)
   void OnCopyToFindPboard();
 #endif
 
   // Dispatches the current state of selection on the webpage to the browser if
   // it has changed.
   // TODO(varunjain): delete this method once we figure out how to keep
   // selection handles in sync with the webpage.
   void SyncSelectionIfRequired();
 
+  // PlzNavigate: Let the browser know the StreamHandle associated with this
+  // url can be released.
+  void StreamHandleConsumed(const GURL& stream_url);
+
  protected:
   explicit RenderFrameImpl(const CreateParams& params);
 
  private:
   friend class RenderFrameImplTest;
   friend class RenderFrameObserver;
   friend class RenderAccessibilityImplTest;
   friend class TestRenderFrame;
   FRIEND_TEST_ALL_PREFIXES(ExternalPopupMenuDisplayNoneTest, SelectItem);
   FRIEND_TEST_ALL_PREFIXES(ExternalPopupMenuRemoveTest, RemoveOnChange);
@@ skipping 645 matching lines @@
   std::vector<media::RoutingTokenCallback> pending_routing_token_callbacks_;
 
   base::WeakPtrFactory<RenderFrameImpl> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderFrameImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_RENDER_FRAME_IMPL_H_