gpu/config: Use angle::GetSystemInfo on Linux

gpu/config/gpu_info_collector_linux.h

Index: gpu/config/gpu_info_collector_linux.h
diff --git a/gpu/config/gpu_info_collector_linux.h b/gpu/config/gpu_info_collector_linux.h
deleted file mode 100644
index 2fca7fb3ea02f59411f00627a9763b5a3e670c9d..0000000000000000000000000000000000000000
--- a/gpu/config/gpu_info_collector_linux.h
+++ /dev/null
@@ -1,17 +0,0 @@
-// 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.
-
-#ifndef GPU_CONFIG_GPU_INFO_COLLECTOR_LINUX_H_
-#define GPU_CONFIG_GPU_INFO_COLLECTOR_LINUX_H_
-
-#include <string>
-
-namespace gpu {
-
-// Queries for the driver version. Returns an empty string on failure.
-std::string CollectDriverVersionNVidia();
-
-}  // namespace gpu
-
-#endif  // GPU_CONFIG_GPU_INFO_COLLECTOR_LINUX_H_