Aura: Fix poster circle resize on Alex.

content/common/gpu/texture_image_transport_surface.cc

 // 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.
 
 #include "content/common/gpu/texture_image_transport_surface.h"
 
 #include <string>
 #include <vector>
 
 #include "base/command_line.h"
@@ skipping 411 matching lines @@
     front_ = back();
     previous_damage_rect_ = gfx::Rect(0, 0, 0, 0);
   }
 
   did_flip_ = presented;
 
   // We're relying on the fact that the parent context is
   // finished with it's context when it inserts the sync point that
   // triggers this callback.
   if (helper_->MakeCurrent()) {
-    if (textures_[front()].size != textures_[back()].size ||
+    if ((presented && textures_[front()].size != textures_[back()].size) ||
         !textures_[back()].info->service_id() ||
         !textures_[back()].sent_to_client) {
       // We may get an ACK from a stale swap just to reschedule.  In that case,
       // we may not have a backbuffer suggestion and should not recreate one.
       if (backbuffer_suggested_allocation_)
         CreateBackTexture(textures_[front()].size);
     } else {
       AttachBackTextureToFBO();
     }
   }
@@ skipping 119 matching lines @@
     if (!texture.sent_to_client)
       continue;
     GpuHostMsg_AcceleratedSurfaceRelease_Params params;
     params.identifier = texture.client_id;
     helper_->SendAcceleratedSurfaceRelease(params);
   }
   parent_stub_ = NULL;
 }
 
 }  // namespace content