Move GPU device/driver info related code from content to gpu.

content/common/gpu/gpu_info_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 "content/public/common/gpu_info.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-// Test that an empty GPUInfo has valid members
-TEST(GPUInfoBasicTest, EmptyGPUInfo) {
-  content::GPUInfo gpu_info;
-  EXPECT_EQ(gpu_info.finalized, false);
-  EXPECT_EQ(gpu_info.initialization_time.ToInternalValue(), 0);
-  EXPECT_EQ(gpu_info.gpu.vendor_id, 0u);
-  EXPECT_EQ(gpu_info.gpu.device_id, 0u);
-  EXPECT_EQ(gpu_info.secondary_gpus.size(), 0u);
-  EXPECT_EQ(gpu_info.driver_vendor, "");
-  EXPECT_EQ(gpu_info.driver_version, "");
-  EXPECT_EQ(gpu_info.driver_date, "");
-  EXPECT_EQ(gpu_info.pixel_shader_version, "");
-  EXPECT_EQ(gpu_info.vertex_shader_version, "");
-  EXPECT_EQ(gpu_info.gl_version, "");
-  EXPECT_EQ(gpu_info.gl_version_string, "");
-  EXPECT_EQ(gpu_info.gl_vendor, "");
-  EXPECT_EQ(gpu_info.gl_renderer, "");
-  EXPECT_EQ(gpu_info.gl_extensions, "");
-  EXPECT_EQ(gpu_info.can_lose_context, false);
-}