Update from https://crrev.com/312398

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 166 matching lines @@
   //   getting_array: True if name refers to array.
   // returns true of parsing was successful. Returing true does NOT mean
   // it's a valid uniform name. On the otherhand, returning false does mean
   // it's an invalid uniform name.
   static bool ParseUniformName(
       const std::string& name,
       size_t* array_pos,
       int* element_index,
       bool* getting_array);
 
+  static size_t CalcClearBufferivDataCount(int buffer);
+  static size_t CalcClearBufferfvDataCount(int buffer);
+
   #include "../common/gles2_cmd_utils_autogen.h"
 
  private:
   static std::string GetQualifiedEnumString(
       const EnumToString* table, size_t count, uint32_t value);
 
   static const EnumToString* const enum_to_string_table_;
   static const size_t enum_to_string_table_len_;
 
   int num_compressed_texture_formats_;
@@ skipping 19 matching lines @@
   bool bind_generates_resource;
   bool fail_if_major_perf_caveat;
   bool lose_context_when_out_of_memory;
 };
 
 }  // namespace gles2
 }  // namespace gpu
 
 #endif  // GPU_COMMAND_BUFFER_COMMON_GLES2_CMD_UTILS_H_