Refactoring button field and its type (2nd try)

chrome/browser/pdf/pdf_extension_test.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 <stddef.h>
 
 #include <vector>
 
 #include "base/base_paths.h"
 #include "base/files/file_enumerator.h"
@@ skipping 719 matching lines @@
   gfx::Point link_position(110, 110);
   ConvertPageCoordToScreenCoord(guest_contents, &link_position);
 
   content::WebContents* web_contents =
       browser()->tab_strip_model()->GetActiveWebContents();
 
   content::WindowedNotificationObserver observer(
       chrome::NOTIFICATION_TAB_ADDED,
       content::NotificationService::AllSources());
   content::SimulateMouseClickAt(web_contents, kDefaultKeyModifier,
-      blink::WebMouseEvent::ButtonLeft, link_position);
+      blink::WebMouseEvent::Button::Left, link_position);
   observer.Wait();
 
   int tab_count = browser()->tab_strip_model()->count();
   ASSERT_EQ(2, tab_count);
 
   content::WebContents* active_web_contents =
       browser()->tab_strip_model()->GetActiveWebContents();
   ASSERT_EQ(web_contents, active_web_contents);
 
   content::WebContents* new_web_contents =
@@ skipping 16 matching lines @@
   gfx::Point link_position(110, 110);
   ConvertPageCoordToScreenCoord(guest_contents, &link_position);
 
   content::WebContents* web_contents =
       browser()->tab_strip_model()->GetActiveWebContents();
 
   content::WindowedNotificationObserver observer(
       chrome::NOTIFICATION_TAB_ADDED,
       content::NotificationService::AllSources());
   content::SimulateMouseClickAt(web_contents, 0,
-      blink::WebMouseEvent::ButtonMiddle, link_position);
+      blink::WebMouseEvent::Button::Middle, link_position);
   observer.Wait();
 
   int tab_count = browser()->tab_strip_model()->count();
   ASSERT_EQ(2, tab_count);
 
   content::WebContents* active_web_contents =
       browser()->tab_strip_model()->GetActiveWebContents();
   ASSERT_EQ(web_contents, active_web_contents);
 
   content::WebContents* new_web_contents =
@@ skipping 18 matching lines @@
 
   content::WebContents* web_contents =
       browser()->tab_strip_model()->GetActiveWebContents();
 
   int modifiers = blink::WebInputEvent::ShiftKey | kDefaultKeyModifier;
 
   content::WindowedNotificationObserver observer(
       chrome::NOTIFICATION_TAB_ADDED,
       content::NotificationService::AllSources());
   content::SimulateMouseClickAt(web_contents, modifiers,
-      blink::WebMouseEvent::ButtonLeft, link_position);
+      blink::WebMouseEvent::Button::Left, link_position);
   observer.Wait();
 
   int tab_count = browser()->tab_strip_model()->count();
   ASSERT_EQ(2, tab_count);
 
   content::WebContents* active_web_contents =
       browser()->tab_strip_model()->GetActiveWebContents();
   ASSERT_NE(web_contents, active_web_contents);
 
   const GURL& url = active_web_contents->GetURL();
@@ skipping 11 matching lines @@
   gfx::Point link_position(110, 110);
   ConvertPageCoordToScreenCoord(guest_contents, &link_position);
 
   content::WebContents* web_contents =
       browser()->tab_strip_model()->GetActiveWebContents();
 
   content::WindowedNotificationObserver observer(
       chrome::NOTIFICATION_TAB_ADDED,
       content::NotificationService::AllSources());
   content::SimulateMouseClickAt(web_contents, blink::WebInputEvent::ShiftKey,
-      blink::WebMouseEvent::ButtonMiddle, link_position);
+      blink::WebMouseEvent::Button::Middle, link_position);
   observer.Wait();
 
   int tab_count = browser()->tab_strip_model()->count();
   ASSERT_EQ(2, tab_count);
 
   content::WebContents* active_web_contents =
       browser()->tab_strip_model()->GetActiveWebContents();
   ASSERT_NE(web_contents, active_web_contents);
 
   const GURL& url = active_web_contents->GetURL();
   ASSERT_EQ(std::string("http://www.example.com/"), url.spec());
 }