fix --show-composited-layer-borders on Mac

gpu/command_buffer/service/gles2_cmd_decoder_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 2359 matching lines @@
   typedef cmds::IsTransformFeedback::Result Result;
   Result* result_dst = GetSharedMemoryAs<Result*>(
       c.result_shm_id, c.result_shm_offset, sizeof(*result_dst));
   if (!result_dst) {
     return error::kOutOfBounds;
   }
   *result_dst = DoIsTransformFeedback(transformfeedback);
   return error::kNoError;
 }
 
-error::Error GLES2DecoderImpl::HandleLineWidth(uint32_t immediate_data_size,
-                                               const volatile void* cmd_data) {
-  const volatile gles2::cmds::LineWidth& c =
-      *static_cast<const volatile gles2::cmds::LineWidth*>(cmd_data);
-  GLfloat width = static_cast<GLfloat>(c.width);
-  if (width <= 0.0f || std::isnan(width)) {
-    LOCAL_SET_GL_ERROR(GL_INVALID_VALUE, "LineWidth", "width out of range");
-    return error::kNoError;
-  }
-  if (state_.line_width != width) {
-    state_.line_width = width;
-    DoLineWidth(width);
-  }
-  return error::kNoError;
-}
-
 error::Error GLES2DecoderImpl::HandleLinkProgram(
     uint32_t immediate_data_size,
     const volatile void* cmd_data) {
   const volatile gles2::cmds::LinkProgram& c =
       *static_cast<const volatile gles2::cmds::LinkProgram*>(cmd_data);
   GLuint program = c.program;
   DoLinkProgram(program);
   return error::kNoError;
 }
 
@@ skipping 2799 matching lines @@
         state_.enable_flags.cached_sample_alpha_to_one_ext = enabled;
         return true;
       }
       return false;
     default:
       NOTREACHED();
       return false;
   }
 }
 #endif  // GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_DECODER_AUTOGEN_H_