Refactoring button field and its type

content/browser/devtools/protocol/input_handler.cc

 // 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.
 
 #include "content/browser/devtools/protocol/input_handler.h"
 
 #include <stddef.h>
 
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 79 matching lines @@
     to[i] = text16[i];
   return true;
 }
 
 bool SetMouseEventButton(blink::WebMouseEvent* event,
                          const std::string* button) {
   if (!button)
     return true;
 
   if (*button == dispatch_mouse_event::kButtonNone) {
-    event->button = blink::WebMouseEvent::ButtonNone;
+    event->button = blink::WebMouseEvent::Button::NoButton;
   } else if (*button == dispatch_mouse_event::kButtonLeft) {
-    event->button = blink::WebMouseEvent::ButtonLeft;
+    event->button = blink::WebMouseEvent::Button::Left;
     event->modifiers |= blink::WebInputEvent::LeftButtonDown;
   } else if (*button == dispatch_mouse_event::kButtonMiddle) {
-    event->button = blink::WebMouseEvent::ButtonMiddle;
+    event->button = blink::WebMouseEvent::Button::Middle;
     event->modifiers |= blink::WebInputEvent::MiddleButtonDown;
   } else if (*button == dispatch_mouse_event::kButtonRight) {
-    event->button = blink::WebMouseEvent::ButtonRight;
+    event->button = blink::WebMouseEvent::Button::Right;
     event->modifiers |= blink::WebInputEvent::RightButtonDown;
   } else {
     return false;
   }
   return true;
 }
 
 bool SetMouseEventType(blink::WebMouseEvent* event, const std::string& type) {
   if (type == dispatch_mouse_event::kTypeMousePressed) {
     event->type = blink::WebInputEvent::MouseDown;
@@ skipping 390 matching lines @@
   } else {
     client_->SendError(command_id,
                        Response::InternalError(base::StringPrintf(
                            "Synthetic tap failed, result was %d", result)));
   }
 }
 
 }  // namespace input
 }  // namespace devtools
 }  // namespace content