Return has value, in function returning void.

content/browser/compositor/delegated_frame_host.cc

 // Copyright 2014 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.
 
 #include "content/browser/compositor/delegated_frame_host.h"
 
 #include "base/callback_helpers.h"
 #include "base/command_line.h"
 #include "cc/output/compositor_frame.h"
 #include "cc/output/compositor_frame_ack.h"
@@ skipping 11 matching lines @@
 
 ////////////////////////////////////////////////////////////////////////////////
 // DelegatedFrameHostClient
 
 bool DelegatedFrameHostClient::ShouldCreateResizeLock() {
   return GetDelegatedFrameHost()->ShouldCreateResizeLock();
 }
 
 void DelegatedFrameHostClient::RequestCopyOfOutput(
     scoped_ptr<cc::CopyOutputRequest> request) {
-  return GetDelegatedFrameHost()->RequestCopyOfOutput(request.Pass());
+  GetDelegatedFrameHost()->RequestCopyOfOutput(request.Pass());
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // DelegatedFrameHost
 
 DelegatedFrameHost::DelegatedFrameHost(DelegatedFrameHostClient* client)
     : client_(client),
       last_output_surface_id_(0),
       pending_delegated_ack_count_(0),
       skipped_frames_(false),
@@ skipping 824 matching lines @@
   // that should keep our frame. old_layer will be returned to the
   // RecreateLayer caller, and should have a copy.
   if (frame_provider_.get()) {
     new_layer->SetShowDelegatedContent(frame_provider_.get(),
                                        current_frame_size_in_dip_);
   }
 }
 
 }  // namespace content