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

gpu/config/gpu_performance_stats.h

Index: gpu/config/gpu_performance_stats.h
===================================================================
--- gpu/config/gpu_performance_stats.h	(revision 0)
+++ gpu/config/gpu_performance_stats.h	(working copy)
@@ -2,14 +2,14 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CONTENT_PUBLIC_COMMON_PERFORMANCE_STATS_H_
-#define CONTENT_PUBLIC_COMMON_PERFORMANCE_STATS_H_
+#ifndef GPU_CONFIG_GPU_PERFORMANCE_STATS_H_
+#define GPU_CONFIG_GPU_PERFORMANCE_STATS_H_
 
-#include "content/common/content_export.h"
+#include "gpu/gpu_export.h"
 
-namespace content {
+namespace gpu {
 
-struct CONTENT_EXPORT GpuPerformanceStats {
+struct GPU_EXPORT GpuPerformanceStats {
   GpuPerformanceStats() : graphics(0.f), gaming(0.f), overall(0.f) {}
 
   float graphics;
@@ -17,7 +17,7 @@
   float overall;
 };
 
-}  // namespace content
+}  // namespace gpu
 
-#endif  // CONTENT_PUBLIC_COMMON_PERFORMANCE_STATS_H_
+#endif  // GPU_CONFIG_GPU_PERFORMANCE_STATS_H_