Remove implicit conversions from scoped_refptr to T* in gpu/

gpu/command_buffer/service/common_decoder.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 "gpu/command_buffer/service/common_decoder.h"
 #include "gpu/command_buffer/service/cmd_buffer_engine.h"
 
 namespace gpu {
 
 CommonDecoder::Bucket::Bucket() : size_(0) {}
@@ skipping 47 matching lines @@
 
 CommonDecoder::CommonDecoder() : engine_(NULL) {}
 
 CommonDecoder::~CommonDecoder() {}
 
 void* CommonDecoder::GetAddressAndCheckSize(unsigned int shm_id,
                                             unsigned int data_offset,
                                             unsigned int data_size) {
   CHECK(engine_);
   scoped_refptr<gpu::Buffer> buffer = engine_->GetSharedMemoryBuffer(shm_id);
-  if (!buffer)
+  if (!buffer.get())
     return NULL;
   return buffer->GetDataAddress(data_offset, data_size);
 }
 
 scoped_refptr<gpu::Buffer> CommonDecoder::GetSharedMemoryBuffer(
     unsigned int shm_id) {
   return engine_->GetSharedMemoryBuffer(shm_id);
 }
 
 const char* CommonDecoder::GetCommonCommandName(
@@ skipping 207 matching lines @@
   }
   const void* src = bucket->GetData(offset, size);
   if (!src) {
       return error::kInvalidArguments;
   }
   memcpy(data, src, size);
   return error::kNoError;
 }
 
 }  // namespace gpu