gpu/config: Use angle::GetSystemInfo on Mac

gpu/config/gpu_info_collector_linux.cc

 // Copyright 2014 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 <stddef.h>
-#include <stdint.h>
-
-#include <vector>
-
 #include "base/command_line.h"
-#include "base/files/file_util.h"
-#include "base/logging.h"
-#include "base/message_loop/message_loop.h"
-#include "base/strings/string_piece.h"
 #include "base/strings/string_split.h"
-#include "base/strings/string_tokenizer.h"
-#include "base/strings/string_util.h"
 #include "base/trace_event/trace_event.h"
 #include "gpu/config/gpu_info_collector.h"
 #include "gpu/config/gpu_switches.h"
 #include "third_party/angle/src/gpu_info_util/SystemInfo.h"
 #include "third_party/re2/src/re2/re2.h"
-#include "ui/gl/gl_bindings.h"
-#include "ui/gl/gl_context.h"
-#include "ui/gl/gl_implementation.h"
-#include "ui/gl/gl_surface.h"
-#include "ui/gl/gl_switches.h"
 
 namespace gpu {
 
 CollectInfoResult CollectContextGraphicsInfo(GPUInfo* gpu_info) {
   DCHECK(gpu_info);
 
   TRACE_EVENT0("gpu", "gpu_info_collector::CollectGraphicsInfo");
 
   CollectInfoResult result = CollectGraphicsInfoGL(gpu_info);
   gpu_info->context_info_state = result;
@@ skipping 54 matching lines @@
   gpu_info->driver_version = driver_version;
   return kCollectInfoSuccess;
 }
 
 void MergeGPUInfo(GPUInfo* basic_gpu_info,
                   const GPUInfo& context_gpu_info) {
   MergeGPUInfoGL(basic_gpu_info, context_gpu_info);
 }
 
 }  // namespace gpu