Convert video capture pipline to base::TimeTicks

content/browser/gpu/gpu_process_host.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/browser/gpu/gpu_process_host.h"
 
 #include "base/base64.h"
 #include "base/base_switches.h"
 #include "base/basictypes.h"
 #include "base/bind.h"
@@ skipping 963 matching lines @@
       params.size,
       params.surface_handle,
       params.latency_info,
       base::Bind(&AcceleratedSurfaceBuffersSwappedCompleted,
                  host_id_,
                  params.route_id,
                  params.surface_id));
 
   FrameSubscriberMap::iterator it = frame_subscribers_.find(params.surface_id);
   if (it != frame_subscribers_.end() && it->second) {
-    const base::Time present_time = base::Time::Now();
+    const base::TimeTicks present_time = base::TimeTicks::Now();
     scoped_refptr<media::VideoFrame> target_frame;
     RenderWidgetHostViewFrameSubscriber::DeliverFrameCallback copy_callback;
     if (it->second->ShouldCaptureFrame(present_time,
                                        &target_frame, &copy_callback)) {
       // It is a potential improvement to do the copy in present, but we use a
       // simpler approach for now.
       presenter->AsyncCopyToVideoFrame(
           gfx::Rect(params.size), target_frame,
           base::Bind(copy_callback, present_time));
     }
@@ skipping 266 matching lines @@
   TRACE_EVENT0("gpu", "GpuProcessHost::OnCacheShader");
   ClientIdToShaderCacheMap::iterator iter =
       client_id_to_shader_cache_.find(client_id);
   // If the cache doesn't exist then this is an off the record profile.
   if (iter == client_id_to_shader_cache_.end())
     return;
   iter->second->Cache(GetShaderPrefixKey() + ":" + key, shader);
 }
 
 }  // namespace content