Add glDrawRangeElements to GPU command buffer.

gpu/command_buffer/client/gles2_implementation_unittest_autogen.h

 // Copyright 2014 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 auto-generated from
 // gpu/command_buffer/build_gles2_cmd_buffer.py
 // It's formatted by clang-format using chromium coding style:
 //    clang-format -i -style=chromium filename
 // DO NOT EDIT!
 
@@ skipping 538 matching lines @@
 TEST_F(GLES2ImplementationTest, DrawArrays) {
   struct Cmds {
     cmds::DrawArrays cmd;
   };
   Cmds expected;
   expected.cmd.Init(GL_POINTS, 2, 3);
 
   gl_->DrawArrays(GL_POINTS, 2, 3);
   EXPECT_EQ(0, memcmp(&expected, commands_, sizeof(expected)));
 }
+// TODO(zmo): Implement unit test for DrawRangeElements
 
 TEST_F(GLES2ImplementationTest, EnableVertexAttribArray) {
   struct Cmds {
     cmds::EnableVertexAttribArray cmd;
   };
   Cmds expected;
   expected.cmd.Init(1);
 
   gl_->EnableVertexAttribArray(1);
   EXPECT_EQ(0, memcmp(&expected, commands_, sizeof(expected)));
@@ skipping 2437 matching lines @@
   struct Cmds {
     cmds::MatrixLoadIdentityCHROMIUM cmd;
   };
   Cmds expected;
   expected.cmd.Init(GL_PATH_PROJECTION_CHROMIUM);
 
   gl_->MatrixLoadIdentityCHROMIUM(GL_PATH_PROJECTION_CHROMIUM);
   EXPECT_EQ(0, memcmp(&expected, commands_, sizeof(expected)));
 }
 #endif  // GPU_COMMAND_BUFFER_CLIENT_GLES2_IMPLEMENTATION_UNITTEST_AUTOGEN_H_