Refactoring button field and its type (2nd try)

content/browser/android/content_view_core_impl.cc

 // Copyright 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.
 
 #include "content/browser/android/content_view_core_impl.h"
 
 #include <stddef.h>
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_array.h"
@@ skipping 969 matching lines @@
     jlong time_ms,
     jfloat x,
     jfloat y,
     jint tool_type) {
   RenderWidgetHostViewAndroid* rwhv = GetRenderWidgetHostViewAndroid();
   if (!rwhv)
     return false;
 
   blink::WebMouseEvent event = WebMouseEventBuilder::Build(
       WebInputEvent::MouseMove,
-      blink::WebMouseEvent::ButtonNone,
+      blink::WebMouseEvent::Button::NoButton,
       time_ms / 1000.0, x / dpi_scale(), y / dpi_scale(), 0, 1,
       ui::ToWebPointerType(static_cast<ui::MotionEvent::ToolType>(tool_type)));
 
   rwhv->SendMouseEvent(event);
   return true;
 }
 
 jboolean ContentViewCoreImpl::SendMouseWheelEvent(
     JNIEnv* env,
     const JavaParamRef<jobject>& obj,
@@ skipping 601 matching lines @@
     return ScopedJavaLocalRef<jobject>();
 
   return view->GetJavaObject();
 }
 
 bool RegisterContentViewCore(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }
 
 }  // namespace content