Add support for GL_CHROMIUM_consistent_uniform_locations

gpu/command_buffer/common/gles2_cmd_utils.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.
 
 // This file is here so other GLES2 related files can have a common set of
 // includes where appropriate.
 
 #ifndef GPU_COMMAND_BUFFER_COMMON_GLES2_CMD_UTILS_H_
 #define GPU_COMMAND_BUFFER_COMMON_GLES2_CMD_UTILS_H_
 
@@ skipping 128 matching lines @@
   static uint32 GetChannelsNeededForAttachmentType(int type);
 
   static bool IsNPOT(uint32 value) {
     return value > 0 && (value & (value - 1)) != 0;
   }
 
   static std::string GetStringEnum(uint32 value);
   static std::string GetStringBool(uint32 value);
   static std::string GetStringError(uint32 value);
 
+  static int32 SwizzleLocation(int32 unswizzled_location);
+  static int32 UnswizzleLocation(int32 swizzled_location);
+  static int32 MakeFakeLocation(int32 index, int32 element);
+
   #include "../common/gles2_cmd_utils_autogen.h"
 
  private:
   static std::string GetQualifiedEnumString(
       const EnumToString* table, size_t count, uint32 value);
 
   static const EnumToString* enum_to_string_table_;
   static const size_t enum_to_string_table_len_;
 
   int num_compressed_texture_formats_;
@@ skipping 17 matching lines @@
   bool buffer_preserved_;
   bool share_resources_;
   bool bind_generates_resource_;
 };
 
 }  // namespace gles2
 }  // namespace gpu
 
 #endif  // GPU_COMMAND_BUFFER_COMMON_GLES2_CMD_UTILS_H_