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

third_party/WebKit/Source/platform/fonts/shaping/ShapeCache.h

 /*
  * Copyright (C) 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2015 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:
  * 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
@@ skipping 172 matching lines @@
   ShapeCacheEntry* addSlowCase(const TextRun& run, ShapeCacheEntry entry) {
     unsigned length = run.length();
     bool isNewEntry;
     ShapeCacheEntry* value;
     if (length == 1) {
       uint32_t key = run[0];
       // All current codepointsin UTF-32 are bewteen 0x0 and 0x10FFFF,
       // as such use bit 32 to indicate direction.
       if (run.direction() == TextDirection::kRtl)
         key |= (1u << 31);
-      SingleCharMap::AddResult addResult = m_singleCharMap.add(key, entry);
+      SingleCharMap::AddResult addResult = m_singleCharMap.insert(key, entry);
       isNewEntry = addResult.isNewEntry;
       value = &addResult.storedValue->value;
     } else {
       SmallStringKey smallStringKey;
       if (run.is8Bit())
         smallStringKey =
             SmallStringKey(run.characters8(), length, run.direction());
       else
         smallStringKey =
             SmallStringKey(run.characters16(), length, run.direction());
 
       SmallStringMap::AddResult addResult =
-          m_shortStringMap.add(smallStringKey, entry);
+          m_shortStringMap.insert(smallStringKey, entry);
       isNewEntry = addResult.isNewEntry;
       value = &addResult.storedValue->value;
     }
 
     if (!isNewEntry)
       return value;
 
     if (size() < s_maxSize)
       return value;
 
@@ skipping 33 matching lines @@
 inline bool operator==(const ShapeCache::SmallStringKey& a,
                        const ShapeCache::SmallStringKey& b) {
   if (a.length() != b.length() || a.direction() != b.direction())
     return false;
   return WTF::equal(a.characters(), b.characters(), a.length());
 }
 
 }  // namespace blink
 
 #endif  // ShapeCache_h