Hookup driver_bug_workarounds with gl_tests properly.

gpu/config/gpu_util.h

 // 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.
 
 #ifndef GPU_CONFIG_GPU_UTIL_H_
 #define GPU_CONFIG_GPU_UTIL_H_
 
 #include <set>
 #include <string>
 
 #include "build/build_config.h"
 #include "gpu/config/gpu_switching_option.h"
 #include "gpu/gpu_export.h"
 
+class CommandLine;
+
 namespace gpu {
 
 // Maps string to GpuSwitchingOption; returns GPU_SWITCHING_UNKNOWN if an
 // unknown name is input (case-sensitive).
 GPU_EXPORT GpuSwitchingOption StringToGpuSwitchingOption(
     const std::string& switching_string);
 
 // Gets a string version of a GpuSwitchingOption.
 GPU_EXPORT std::string GpuSwitchingOptionToString(GpuSwitchingOption option);
 
 // Merge features in src into dst.
 GPU_EXPORT void MergeFeatureSets(
     std::set<int>* dst, const std::set<int>& src);
 
+// Collect basic GPUInfo, compute the driver bug workarounds for the current
+// system, and append the |command_line|.
+GPU_EXPORT void ApplyGpuDriverBugWorkarounds(CommandLine* command_line);
+
 }  // namespace gpu
 
 #endif  // GPU_CONFIG_GPU_UTIL_H_