Pass Client pointer in Initialize() for VDA/VEA

content/common/gpu/client/command_buffer_proxy_impl.cc

Index: content/common/gpu/client/command_buffer_proxy_impl.cc
diff --git a/content/common/gpu/client/command_buffer_proxy_impl.cc b/content/common/gpu/client/command_buffer_proxy_impl.cc
index 631eea96641ac85446e394e408e527a1982ef29c..40f0b1f9f835d56c8fc9812addf8698c9ea65bab 100644
--- a/content/common/gpu/client/command_buffer_proxy_impl.cc
+++ b/content/common/gpu/client/command_buffer_proxy_impl.cc
@@ -529,9 +529,7 @@ bool CommandBufferProxyImpl::ProduceFrontBuffer(const gpu::Mailbox& mailbox) {
 }
 
 scoped_ptr<media::VideoDecodeAccelerator>
-CommandBufferProxyImpl::CreateVideoDecoder(
-    media::VideoCodecProfile profile,
-    media::VideoDecodeAccelerator::Client* client) {
+CommandBufferProxyImpl::CreateVideoDecoder(media::VideoCodecProfile profile) {
   int decoder_route_id;
   scoped_ptr<media::VideoDecodeAccelerator> vda;
   if (!Send(new GpuCommandBufferMsg_CreateVideoDecoder(route_id_, profile,
@@ -546,8 +544,7 @@ CommandBufferProxyImpl::CreateVideoDecoder(
   }
 
   GpuVideoDecodeAcceleratorHost* decoder_host =
-      new GpuVideoDecodeAcceleratorHost(channel_, decoder_route_id, client,
-                                        this);
+      new GpuVideoDecodeAcceleratorHost(channel_, decoder_route_id, this);
   vda.reset(decoder_host);
   return vda.Pass();
 }