Added minimal support to command buffer for GL_ARB_texture_rectangle

gpu/command_buffer/common/gles2_cmd_utils.cc

 // Copyright (c) 2011 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.
 
 #include <stdio.h>
 #include <GLES2/gl2.h>
 #include <GLES2/gl2ext.h>
@@ skipping 177 matching lines @@
     case GL_STENCIL_WRITEMASK:
       return 1;
     case GL_SUBPIXEL_BITS:
       return 1;
     case GL_TEXTURE_BINDING_2D:
       return 1;
     case GL_TEXTURE_BINDING_CUBE_MAP:
       return 1;
     case GL_TEXTURE_BINDING_EXTERNAL_OES:
       return 1;
+    case GL_TEXTURE_BINDING_RECTANGLE_ARB:
+      return 1;
     case GL_UNPACK_ALIGNMENT:
       return 1;
     case GL_VIEWPORT:
       return 4;
     // -- glGetBooleanv, glGetFloatv, glGetIntergerv with
     //    GL_CHROMIUM_framebuffer_multisample
     case GL_MAX_SAMPLES_EXT:
       return 1;
 
     // -- glGetBufferParameteriv
@@ skipping 363 matching lines @@
     }
   }
   return GetStringEnum(value);
 }
 
 #include "../common/gles2_cmd_utils_implementation_autogen.h"
 
 }  // namespace gles2
 }  // namespace gpu