Migrate WTF::HashSet::add() to ::insert() [part 1 of N]

third_party/WebKit/Source/platform/heap/HeapCompact.cpp

 // Copyright 2016 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/heap/HeapCompact.h"
 
 #include "platform/Histogram.h"
 #include "platform/RuntimeEnabledFeatures.h"
 #include "platform/heap/Heap.h"
 #include "platform/heap/SparseHeapBitmap.h"
@@ skipping 19 matching lines @@
     return WTF::wrapUnique(new MovableObjectFixups);
   }
 
   ~MovableObjectFixups() {}
 
   // For the arenas being compacted, record all pages belonging to them.
   // This is needed to handle 'interior slots', pointers that themselves
   // can move (independently from the reference the slot points to.)
   void addCompactingPage(BasePage* page) {
     DCHECK(!page->isLargeObjectPage());
-    m_relocatablePages.add(page);
+    m_relocatablePages.insert(page);
   }
 
   void addInteriorFixup(MovableReference* slot) {
     auto it = m_interiorFixups.find(slot);
     // Ephemeron fixpoint iterations may cause repeated registrations.
     if (UNLIKELY(it != m_interiorFixups.end())) {
       DCHECK(!it->value);
       return;
     }
     m_interiorFixups.add(slot, nullptr);
@@ skipping 407 matching lines @@
   fixups().addCompactingPage(page);
 }
 
 bool HeapCompact::scheduleCompactionGCForTesting(bool value) {
   bool current = s_forceCompactionGC;
   s_forceCompactionGC = value;
   return current;
 }
 
 }  // namespace blink