Add tracing of all memory allocated in all contexts

gpu/command_buffer/service/buffer_manager_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.
 
 #include "gpu/command_buffer/service/buffer_manager.h"
 #include "gpu/command_buffer/common/gl_mock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace gpu {
 namespace gles2 {
 
 class BufferManagerTest : public testing::Test {
  public:
-  BufferManagerTest() {
+  BufferManagerTest() : manager_(NULL) {
   }
   ~BufferManagerTest() {
     manager_.Destroy(false);
   }
 
  protected:
   virtual void SetUp() {
     gl_.reset(new ::testing::StrictMock< ::gfx::MockGLInterface>());
     ::gfx::GLInterface::SetGLInterface(gl_.get());
   }
@@ skipping 216 matching lines @@
   EXPECT_CALL(*gl_, DeleteBuffersARB(1, ::testing::Pointee(kServiceBufferId)))
       .Times(1)
       .RetiresOnSaturation();
   info = NULL;
 }
 
 }  // namespace gles2
 }  // namespace gpu