Free the command buffer on destruction.

gpu/command_buffer/client/transfer_buffer_unittest.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.
 
 // Tests for the Command Buffer Helper.
 
 #include "gpu/command_buffer/client/transfer_buffer.h"
 
 #include "gpu/command_buffer/client/client_test_helper.h"
 #include "gpu/command_buffer/client/cmd_buffer_helper.h"
@@ skipping 57 matching lines @@
 
   transfer_buffer_.reset(new TransferBuffer(helper_.get()));
 }
 
 void TransferBufferTest::TearDown() {
   if (transfer_buffer_->HaveBuffer()) {
     EXPECT_CALL(*command_buffer(), DestroyTransferBuffer(_))
         .Times(1)
         .RetiresOnSaturation();
   }
+  // For command buffer.
+  EXPECT_CALL(*command_buffer(), DestroyTransferBuffer(_))
+      .Times(1)
+      .RetiresOnSaturation();
   transfer_buffer_.reset();
 }
 
 // GCC requires these declarations, but MSVC requires they not be present
 #ifndef _MSC_VER
 const int32 TransferBufferTest::kNumCommandEntries;
 const int32 TransferBufferTest::kCommandBufferSizeBytes;
 const unsigned int TransferBufferTest::kStartingOffset;
 const unsigned int TransferBufferTest::kAlignment;
 const size_t TransferBufferTest::kTransferBufferSize;
@@ skipping 186 matching lines @@
       kAlignment,
       0));
 }
 
 void TransferBufferExpandContractTest::TearDown() {
   if (transfer_buffer_->HaveBuffer()) {
     EXPECT_CALL(*command_buffer(), DestroyTransferBuffer(_))
         .Times(1)
         .RetiresOnSaturation();
   }
+  // For command buffer.
+  EXPECT_CALL(*command_buffer(), DestroyTransferBuffer(_))
+      .Times(1)
+      .RetiresOnSaturation();
   transfer_buffer_.reset();
 }
 
 // GCC requires these declarations, but MSVC requires they not be present
 #ifndef _MSC_VER
 const int32 TransferBufferExpandContractTest::kNumCommandEntries;
 const int32 TransferBufferExpandContractTest::kCommandBufferSizeBytes;
 const unsigned int TransferBufferExpandContractTest::kStartingOffset;
 const unsigned int TransferBufferExpandContractTest::kAlignment;
 const size_t TransferBufferExpandContractTest::kStartTransferBufferSize;
@@ skipping 155 matching lines @@
 
   // Check it's the default size.
   EXPECT_EQ(
       kStartTransferBufferSize - kStartingOffset,
       transfer_buffer_->GetCurrentMaxAllocationWithoutRealloc());
 }
 
 }  // namespace gpu