Fix glGetTexParameter so it works for TEXTURE_CUBE_MAP

gpu/command_buffer/service/gles2_cmd_validation_implementation_autogen.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 auto-generated from
 // gpu/command_buffer/build_gles2_cmd_buffer.py
 // DO NOT EDIT!
 
 #ifndef GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_VALIDATION_IMPLEMENTATION_AUTOGEN_H_  // NOLINT
 #define GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_VALIDATION_IMPLEMENTATION_AUTOGEN_H_  // NOLINT
@@ skipping 198 matching lines @@
 };
 
 static GLenum valid_get_max_index_type_table[] = {
   GL_UNSIGNED_BYTE,
   GL_UNSIGNED_SHORT,
   GL_UNSIGNED_INT,
 };
 
 static GLenum valid_get_tex_param_target_table[] = {
   GL_TEXTURE_2D,
-  GL_TEXTURE_CUBE_MAP_POSITIVE_X,
-  GL_TEXTURE_CUBE_MAP_NEGATIVE_X,
-  GL_TEXTURE_CUBE_MAP_POSITIVE_Y,
-  GL_TEXTURE_CUBE_MAP_NEGATIVE_Y,
-  GL_TEXTURE_CUBE_MAP_POSITIVE_Z,
-  GL_TEXTURE_CUBE_MAP_NEGATIVE_Z,
+  GL_TEXTURE_CUBE_MAP,
 };
 
 static GLenum valid_hint_mode_table[] = {
   GL_FASTEST,
   GL_NICEST,
   GL_DONT_CARE,
 };
 
 static GLenum valid_hint_target_table[] = {
   GL_GENERATE_MIPMAP_HINT,
@@ skipping 397 matching lines @@
           valid_vertex_attribute_table, arraysize(
               valid_vertex_attribute_table)),
       vertex_pointer(
           valid_vertex_pointer_table, arraysize(valid_vertex_pointer_table)),
       zero_only(
           valid_zero_only_table, arraysize(valid_zero_only_table)) {
 }
 
 #endif  // GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_VALIDATION_IMPLEMENTATION_AUTOGEN_H_  // NOLINT