Collect GL_EXTENSIONS string in GPUInfo and display it in about:gpu page....

chrome/gpu/gpu_info_collector.cc

 // Copyright (c) 2006-2010 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 "chrome/gpu/gpu_info_collector.h"
 
 #include <string>
 #include <vector>
 
 #include "app/gfx/gl/gl_bindings.h"
@@ skipping 71 matching lines @@
 bool CollectGraphicsInfoGL(GPUInfo* gpu_info) {
   DCHECK(gpu_info);
 
   gfx::GLContext* context = InitializeGLContext();
   if (context == NULL)
     return false;
 
   gpu_info->SetGLRenderer(GetGLString(GL_RENDERER));
   gpu_info->SetGLVendor(GetGLString(GL_VENDOR));
   gpu_info->SetGLVersionString(GetGLString(GL_VERSION));
+  gpu_info->SetGLExtensions(GetGLString(GL_EXTENSIONS));
 
   bool validGLVersionInfo = CollectGLVersionInfo(gpu_info);
   bool validVideoCardInfo = CollectVideoCardInfo(gpu_info);
   bool validDriverInfo = CollectDriverInfo(gpu_info);
 
   FinalizeGLContext(&context);
 
   return (validGLVersionInfo && validVideoCardInfo && validDriverInfo);
 }
 
 bool CollectGLVersionInfo(GPUInfo* gpu_info) {
   DCHECK(gpu_info);
 
   std::string gl_version_string = gpu_info->gl_version_string();
   std::string glsl_version_string =
       GetGLString(GL_SHADING_LANGUAGE_VERSION);
 
   uint32 gl_version = GetVersionNumberFromString(gl_version_string);
   gpu_info->SetGLVersion(gl_version);
 
   uint32 glsl_version = GetVersionNumberFromString(glsl_version_string);
   gpu_info->SetShaderVersion(glsl_version, glsl_version);
 
   return true;
 }
 
 }  // namespace gpu_info_collector