Migrate WTF::HashMap::add() to ::insert()

third_party/WebKit/Source/platform/graphics/paint/DisplayItemClient.cpp

 // Copyright 2015 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 "platform/graphics/paint/DisplayItemClient.h"
 
 #if CHECK_DISPLAY_ITEM_CLIENT_ALIVENESS
 #include "wtf/HashMap.h"
 #include "wtf/HashSet.h"
 #endif
@@ skipping 35 matching lines @@
 
 bool DisplayItemClient::isAlive() const {
   return liveDisplayItemClients && liveDisplayItemClients->contains(this);
 }
 
 void DisplayItemClient::beginShouldKeepAlive(const void* owner) const {
   CHECK(isAlive());
   if (!displayItemClientsShouldKeepAlive)
     displayItemClientsShouldKeepAlive =
         new HashMap<const void*, HashMap<const DisplayItemClient*, String>>();
-  auto addResult = displayItemClientsShouldKeepAlive
-                       ->add(owner, HashMap<const DisplayItemClient*, String>())
-                       .storedValue->value.add(this, "");
+  auto addResult =
+      displayItemClientsShouldKeepAlive
+          ->insert(owner, HashMap<const DisplayItemClient*, String>())
+          .storedValue->value.insert(this, "");
   if (addResult.isNewEntry)
     addResult.storedValue->value = debugName();
 }
 
 void DisplayItemClient::endShouldKeepAlive() const {
   if (displayItemClientsShouldKeepAlive) {
     for (auto& item : *displayItemClientsShouldKeepAlive)
       item.value.erase(this);
   }
 }
 
 void DisplayItemClient::endShouldKeepAliveAllClients(const void* owner) {
   if (displayItemClientsShouldKeepAlive)
     displayItemClientsShouldKeepAlive->erase(owner);
 }
 
 void DisplayItemClient::endShouldKeepAliveAllClients() {
   delete displayItemClientsShouldKeepAlive;
   displayItemClientsShouldKeepAlive = nullptr;
 }
 
 #endif  // CHECK_DISPLAY_ITEM_CLIENT_ALIVENESS
 
 }  // namespace blink