WIP - command line experiment

ui/gl/gl_switches.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 UI_GL_GL_SWITCHES_H_
 #define UI_GL_GL_SWITCHES_H_
 
 // Defines all the command-line switches used by ui/gl.
 
+#include "base/basictypes.h"
 #include "ui/gl/gl_export.h"
 
 namespace gfx {
 
 // The GL implementation names that can be passed to --use-gl.
 GL_EXPORT extern const char kGLImplementationDesktopName[];
 GL_EXPORT extern const char kGLImplementationOSMesaName[];
 GL_EXPORT extern const char kGLImplementationAppleName[];
 GL_EXPORT extern const char kGLImplementationEGLName[];
 GL_EXPORT extern const char kGLImplementationSwiftShaderName[];
 extern const char kGLImplementationMockName[];
 
 }  // namespace gfx
 
+#ifdef ENABLE_FAST_COMMAND_LINE_SWITCHES
+
+namespace {
+#include "ui/gl/gl_switches.cc"
+}
+
+#else
+
 namespace switches {
 
 GL_EXPORT extern const char kEnableD3D11[];
 GL_EXPORT extern const char kDisableD3D11[];
 GL_EXPORT extern const char kDisableGpuVsync[];
 GL_EXPORT extern const char kEnableGPUServiceLogging[];
 GL_EXPORT extern const char kEnableGPUClientLogging[];
 GL_EXPORT extern const char kEnableGPUServiceTracing[];
 GL_EXPORT extern const char kGpuNoContextLost[];
 GL_EXPORT extern const char kGpuSwapDelay[];
 
 GL_EXPORT extern const char kSupportsDualGpus[];
 GL_EXPORT extern const char kGpuSwitching[];
 
 // The GPU switching names that can be passed to --gpu-switching.
 GL_EXPORT extern const char kGpuSwitchingOptionNameForceIntegrated[];
 GL_EXPORT extern const char kGpuSwitchingOptionNameForceDiscrete[];
 // The last one (automatic) is not used as commandline switch option.
 GL_EXPORT extern const char kGpuSwitchingOptionNameAutomatic[];
 
 GL_EXPORT extern const char kUseGL[];
 GL_EXPORT extern const char kSwiftShaderPath[];
 GL_EXPORT extern const char kTestGLLib[];
 
 GL_EXPORT extern const char* kGLSwitchesCopiedFromGpuProcessHost[];
 GL_EXPORT extern const int kGLSwitchesCopiedFromGpuProcessHostNumSwitches;
 
 }  // namespace switches
 
+#endif  // ENABLE_FAST_COMMAND_LINE_SWITCHES
 #endif  // UI_GL_GL_SWITCHES_H_