Add Mac GPU logging code.

chrome/common/gpu_messages.h

 // Copyright (c) 2010 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.
 
 #ifndef CHROME_COMMON_GPU_MESSAGES_H_
 #define CHROME_COMMON_GPU_MESSAGES_H_
 #pragma once
 
 #include "base/basictypes.h"
 #include "base/process.h"
@@ skipping 69 matching lines @@
 
 template <>
 struct ParamTraits<GPUInfo> {
   typedef GPUInfo param_type;
   static void Write(Message* m, const param_type& p) {
     m->WriteUInt32(p.vendor_id());
     m->WriteUInt32(p.device_id());
     m->WriteWString(p.driver_version());
     m->WriteUInt32(p.pixel_shader_version());
     m->WriteUInt32(p.vertex_shader_version());
+    m->WriteUInt32(p.gl_version());
   }
   static bool Read(const Message* m, void** iter, param_type* p) {
     uint32 vendor_id;
     uint32 device_id;
     std::wstring driver_version;
     uint32 pixel_shader_version;
     uint32 vertex_shader_version;
+    uint32 gl_version;
     bool ret = m->ReadUInt32(iter, &vendor_id);
     ret = ret && m->ReadUInt32(iter, &device_id);
     ret = ret && m->ReadWString(iter, &driver_version);
     ret = ret && m->ReadUInt32(iter, &pixel_shader_version);
     ret = ret && m->ReadUInt32(iter, &vertex_shader_version);
+    ret = ret && m->ReadUInt32(iter, &gl_version);
     p->SetGraphicsInfo(vendor_id, device_id, driver_version,
-                       pixel_shader_version, vertex_shader_version);
+                       pixel_shader_version, vertex_shader_version,
+                       gl_version);
     return ret;
   }
   static void Log(const param_type& p, std::string* l) {
     l->append(StringPrintf("<GPUInfo> %x %x %ls",
         p.vendor_id(), p.device_id(), p.driver_version().c_str()));
   }
 };
 
 template <>
 struct ParamTraits<gpu::CommandBuffer::State> {
@@ skipping 22 matching lines @@
     l->append("<CommandBuffer::State>");
   }
 };
 }  // namespace IPC
 
 #define MESSAGES_INTERNAL_FILE \
     "chrome/common/gpu_messages_internal.h"
 #include "ipc/ipc_message_macros.h"
 
 #endif  // CHROME_COMMON_GPU_MESSAGES_H_