Get rid of the formatting code in build_gles2_cmd_buffer.py

gpu/command_buffer/service/gles2_cmd_validation_implementation_autogen.h

Index: gpu/command_buffer/service/gles2_cmd_validation_implementation_autogen.h
diff --git a/gpu/command_buffer/service/gles2_cmd_validation_implementation_autogen.h b/gpu/command_buffer/service/gles2_cmd_validation_implementation_autogen.h
index fe98f2609642f8fefc9647d0ff8154d8b4417d12..d4ea5456016c2bd752ada96e511f3529e602feac 100644
--- a/gpu/command_buffer/service/gles2_cmd_validation_implementation_autogen.h
+++ b/gpu/command_buffer/service/gles2_cmd_validation_implementation_autogen.h
@@ -8,8 +8,8 @@
 //    clang-format -i -style=chromium filename
 // 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
+#ifndef GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_VALIDATION_IMPLEMENTATION_AUTOGEN_H_
+#define GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_VALIDATION_IMPLEMENTATION_AUTOGEN_H_
 
 static const GLenum valid_attachment_table[] = {
     GL_COLOR_ATTACHMENT0, GL_DEPTH_ATTACHMENT, GL_STENCIL_ATTACHMENT, };
@@ -430,4 +430,3 @@ Validators::Validators()
       zero_only(valid_zero_only_table, arraysize(valid_zero_only_table)) {}
 
 #endif  // GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_VALIDATION_IMPLEMENTATION_AUTOGEN_H_
-        // // NOLINT