Move Partition Allocator into Chromium base.

third_party/WebKit/Source/platform/heap/HeapPage.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 31 matching lines @@
 #include "platform/heap/ThreadState.h"
 #include "platform/tracing/TraceEvent.h"
 #include "platform/tracing/web_memory_allocator_dump.h"
 #include "platform/tracing/web_process_memory_dump.h"
 #include "public/platform/Platform.h"
 #include "wtf/Assertions.h"
 #include "wtf/AutoReset.h"
 #include "wtf/ContainerAnnotations.h"
 #include "wtf/CurrentTime.h"
 #include "wtf/LeakAnnotations.h"
-#include "wtf/allocator/PageAllocator.h"
 #include "wtf/allocator/Partitions.h"
 
 #ifdef ANNOTATE_CONTIGUOUS_CONTAINER
 // FIXME: have ContainerAnnotations.h define an ENABLE_-style name instead.
 #define ENABLE_ASAN_CONTAINER_ANNOTATIONS 1
 
 // When finalizing a non-inlined vector backing store/container, remove
 // its contiguous container annotation. Required as it will not be destructed
 // from its Vector.
 #define ASAN_RETIRE_CONTAINER_ANNOTATION(object, objectSize)          \
@@ skipping 1568 matching lines @@
 
   m_hasEntries = true;
   size_t index = hash(address);
   ASSERT(!(index & 1));
   Address cachePage = roundToBlinkPageStart(address);
   m_entries[index + 1] = m_entries[index];
   m_entries[index] = cachePage;
 }
 
 }  // namespace blink