Move persistent gesture state to Document, add DocumentUserGestureToken

third_party/WebKit/Source/platform/UserGestureIndicator.cpp

 /*
  * Copyright (C) 2010 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 96 matching lines @@
                       ("Blink.Gesture.Merged", GestureMergeStateEnd));
   int sample = 0;
   if (oldToken.hasGestures())
     sample |= OldTokenHasGesture;
   if (newToken.hasGestures())
     sample |= NewTokenHasGesture;
   gestureMergeHistogram.count(sample);
 }
 
 UserGestureToken* UserGestureIndicator::s_rootToken = nullptr;
-bool UserGestureIndicator::s_processedUserGestureSinceLoad = false;
 
 UserGestureIndicator::UserGestureIndicator(PassRefPtr<UserGestureToken> token)
     : m_token(token) {
   // Silently ignore UserGestureIndicators on non-main threads.
   if (!isMainThread() || !m_token)
     return;
 
   if (!s_rootToken) {
     s_rootToken = m_token.get();
   } else {
     RecordUserGestureMerge(*s_rootToken, *m_token);
     m_token->transferGestureTo(s_rootToken);
   }
-  s_processedUserGestureSinceLoad = true;
 }
 
 UserGestureIndicator::~UserGestureIndicator() {
   if (isMainThread() && m_token && m_token == s_rootToken) {
     s_rootToken->setUserGestureUtilizedCallback(nullptr);
     s_rootToken = nullptr;
   }
 }
 
 // static
@@ skipping 26 matching lines @@
   return false;
 }
 
 // static
 UserGestureToken* UserGestureIndicator::currentToken() {
   if (!isMainThread() || !s_rootToken)
     return nullptr;
   return s_rootToken;
 }
 
-// static
-void UserGestureIndicator::clearProcessedUserGestureSinceLoad() {
-  if (isMainThread())
-    s_processedUserGestureSinceLoad = false;
-}
-
-// static
-bool UserGestureIndicator::processedUserGestureSinceLoad() {
-  if (!isMainThread())
-    return false;
-  return s_processedUserGestureSinceLoad;
-}
-
 }  // namespace blink