Rename Supplement::host() to Supplement::supplementable()

third_party/WebKit/Source/core/dom/CSSSelectorWatch.cpp

 /*
  * Copyright (C) 2013 Google 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 58 matching lines @@
 
 void CSSSelectorWatch::callbackSelectorChangeTimerFired(TimerBase*) {
   // Should be ensured by updateSelectorMatches():
   DCHECK(!m_addedSelectors.isEmpty() || !m_removedSelectors.isEmpty());
 
   if (m_timerExpirations < 1) {
     m_timerExpirations++;
     m_callbackSelectorChangeTimer.startOneShot(0, BLINK_FROM_HERE);
     return;
   }
-  if (host()->frame()) {
+  if (supplementable()->frame()) {
     Vector<String> addedSelectors;
     Vector<String> removedSelectors;
     copyToVector(m_addedSelectors, addedSelectors);
     copyToVector(m_removedSelectors, removedSelectors);
-    host()->frame()->loader().client()->selectorMatchChanged(addedSelectors,
-                                                             removedSelectors);
+    supplementable()->frame()->loader().client()->selectorMatchChanged(
+        addedSelectors, removedSelectors);
   }
   m_addedSelectors.clear();
   m_removedSelectors.clear();
   m_timerExpirations = 0;
 }
 
 void CSSSelectorWatch::updateSelectorMatches(
     const Vector<String>& removedSelectors,
     const Vector<String>& addedSelectors) {
   bool shouldUpdateTimer = false;
@@ skipping 61 matching lines @@
     if (!selectorList.isValid())
       continue;
 
     // Only accept Compound Selectors, since they're cheaper to match.
     if (!allCompound(selectorList))
       continue;
 
     m_watchedCallbackSelectors.push_back(
         StyleRule::create(std::move(selectorList), callbackPropertySet));
   }
-  host()->styleEngine().watchedSelectorsChanged();
+  supplementable()->styleEngine().watchedSelectorsChanged();
 }
 
 DEFINE_TRACE(CSSSelectorWatch) {
   visitor->trace(m_watchedCallbackSelectors);
   Supplement<Document>::trace(visitor);
 }
 
 }  // namespace blink