Introduce a client minimum picture pool size

content/common/gpu/gpu_command_buffer_stub.cc

Index: content/common/gpu/gpu_command_buffer_stub.cc
diff --git a/content/common/gpu/gpu_command_buffer_stub.cc b/content/common/gpu/gpu_command_buffer_stub.cc
index 81a6e2c224fd9385cb605e7ea7b779b655662dc1..e83c025f8a5bf26f5aa9a439498faf464b19ca51 100644
--- a/content/common/gpu/gpu_command_buffer_stub.cc
+++ b/content/common/gpu/gpu_command_buffer_stub.cc
@@ -827,12 +827,13 @@ void GpuCommandBufferStub::PutChanged() {
 
 void GpuCommandBufferStub::OnCreateVideoDecoder(
     media::VideoCodecProfile profile,
+    uint32 min_picture_count,
     int32 decoder_route_id,
     IPC::Message* reply_message) {
   TRACE_EVENT0("gpu", "GpuCommandBufferStub::OnCreateVideoDecoder");
   GpuVideoDecodeAccelerator* decoder = new GpuVideoDecodeAccelerator(
       decoder_route_id, this, channel_->io_task_runner());
-  decoder->Initialize(profile, reply_message);
+  decoder->Initialize(profile, min_picture_count, reply_message);
   // decoder is registered as a DestructionObserver of this stub and will
   // self-delete during destruction of this stub.
 }