Connect up --disable-gl-multisampling to command buffer

gpu/command_buffer/service/feature_info.h

 // Copyright (c) 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.
 
 #ifndef GPU_COMMAND_BUFFER_SERVICE_FEATURE_INFO_H_
 #define GPU_COMMAND_BUFFER_SERVICE_FEATURE_INFO_H_
 
 #include <string>
+#include "gpu/command_buffer/service/gles2_cmd_decoder.h"
 #include "gpu/command_buffer/service/gles2_cmd_validation.h"
 
 namespace gpu {
 namespace gles2 {
 
 // FeatureInfo records the features that are available for a particular context.
 class FeatureInfo {
  public:
   struct FeatureFlags {
     FeatureFlags()
@@ skipping 11 matching lines @@
     bool enable_texture_float_linear;
     bool enable_texture_half_float_linear;
     bool chromium_webglsl;
   };
 
   FeatureInfo();
 
   // If allowed features = NULL or "*", all features are allowed. Otherwise
   // only features that match the strings in allowed_features are allowed.
   bool Initialize(const char* allowed_features);
+  bool Initialize(const DisallowedExtensions& disallowed_extensions,
+                  const char* allowed_features);
 
   // Turns on certain features if they can be turned on. NULL turns on
   // all available features.
   void AddFeatures(const char* desired_features);
 
   const Validators* validators() const {
     return &validators_;
   }
 
   const std::string& extensions() const {
     return extensions_;
   }
 
   const FeatureFlags& feature_flags() const {
     return feature_flags_;
   }
 
  private:
   void AddExtensionString(const std::string& str);
 
   Validators validators_;
 
+  DisallowedExtensions disallowed_extensions_;
+
   // The extensions string returned by glGetString(GL_EXTENSIONS);
   std::string extensions_;
 
   // Flags for some features
   FeatureFlags feature_flags_;
 
   DISALLOW_COPY_AND_ASSIGN(FeatureInfo);
 };
 
 }  // namespace gles2
 }  // namespace gpu
 
 #endif  // GPU_COMMAND_BUFFER_SERVICE_FEATURE_INFO_H_