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

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

 // 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 "platform/graphics/paint/PaintController.h"
 
 #include "platform/graphics/GraphicsLayer.h"
 #include "platform/graphics/paint/DrawingDisplayItem.h"
 #include "platform/instrumentation/tracing/TraceEvent.h"
 #include "third_party/skia/include/core/SkPictureAnalyzer.h"
@@ skipping 295 matching lines @@
     size_t index,
     IndicesByClientMap& displayItemIndicesByClient) {
   if (!displayItem.isCacheable())
     return;
 
   IndicesByClientMap::iterator it =
       displayItemIndicesByClient.find(&displayItem.client());
   Vector<size_t>& indices =
       it == displayItemIndicesByClient.end()
           ? displayItemIndicesByClient
-                .add(&displayItem.client(), Vector<size_t>())
+                .insert(&displayItem.client(), Vector<size_t>())
                 .storedValue->value
           : it->value;
   indices.push_back(index);
 }
 
 size_t PaintController::findCachedItem(const DisplayItem::Id& id) {
   DCHECK(clientCacheIsValid(id.client));
 
   // Try to find the item sequentially first. This is fast if the current list
   // and the new list are in the same order around the new item. If found, we
@@ skipping 312 matching lines @@
       ++m_nextChunkToMatch;
       return;
     }
 
     // Add skipped old chunks into the index.
     if (oldChunk.id) {
       auto it = m_outOfOrderChunkIndices.find(&oldChunk.id->client);
       Vector<size_t>& indices =
           it == m_outOfOrderChunkIndices.end()
               ? m_outOfOrderChunkIndices
-                    .add(&oldChunk.id->client, Vector<size_t>())
+                    .insert(&oldChunk.id->client, Vector<size_t>())
                     .storedValue->value
               : it->value;
       indices.push_back(m_nextChunkToMatch);
     }
     ++m_nextChunkToMatch;
   }
 
   // Sequential matching reaches the end. Find from the out-of-order index.
   auto it = m_outOfOrderChunkIndices.find(&newChunk.id->client);
   if (it != m_outOfOrderChunkIndices.end()) {
@@ skipping 201 matching lines @@
               0, m_newDisplayItemList.size(),
               showPictures ? (DisplayItemList::JsonOptions::ShowPictures |
                               DisplayItemList::JsonOptions::ShowClientDebugName)
                            : DisplayItemList::JsonOptions::ShowClientDebugName)
           ->toPrettyJSONString()
           .utf8()
           .data());
 }
 
 }  // namespace blink