Move Partition Allocator into Chromium base.

base/allocator/partition_allocator/partition_allocator.h

Index: base/allocator/partition_allocator/partition_allocator.h
diff --git a/third_party/WebKit/Source/wtf/allocator/PartitionAllocator.h b/base/allocator/partition_allocator/partition_allocator.h
similarity index 63%
rename from third_party/WebKit/Source/wtf/allocator/PartitionAllocator.h
rename to base/allocator/partition_allocator/partition_allocator.h
index 8a6659031ff19f77a899e8d92c1b7dcda0384ad4..ba934d9c9291bc591bd85a4fd41afbd3c63501b0 100644
--- a/third_party/WebKit/Source/wtf/allocator/PartitionAllocator.h
+++ b/base/allocator/partition_allocator/partition_allocator.h
@@ -1,73 +1,45 @@
-/*
- * 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
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- *     * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#ifndef WTF_PartitionAllocator_h
-#define WTF_PartitionAllocator_h
+// Copyright (c) 2013 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.
+
+#ifndef BASE_ALLOCATOR_PARTITION_ALLOCATOR_PARTITION_ALLOCATOR_H
+#define BASE_ALLOCATOR_PARTITION_ALLOCATOR_PARTITION_ALLOCATOR_H
 
 // This is the allocator that is used for allocations that are not on the
 // traced, garbage collected heap. It uses FastMalloc for collections,
 // but uses the partition allocator for the backing store of the collections.
 
-#include "wtf/Allocator.h"
-#include "wtf/Assertions.h"
-#include "wtf/allocator/PartitionAlloc.h"
-#include "wtf/allocator/Partitions.h"
-
 #include <string.h>
 
-namespace WTF {
+#include "base/allocator/partition_allocator/partition_alloc.h"
+#include "base/allocator/partition_allocator/partitions.h"
+
+namespace base {
 
 class PartitionAllocatorDummyVisitor {
   DISALLOW_NEW();
 };
 
-class WTF_EXPORT PartitionAllocator {
+class BASE_EXPORT PartitionAllocator {
  public:
   typedef PartitionAllocatorDummyVisitor Visitor;
   static const bool isGarbageCollected = false;
 
   template <typename T>
   static size_t quantizedSize(size_t count) {
-    RELEASE_ASSERT(count <= kGenericMaxDirectMapped / sizeof(T));
+    CHECK(count <= kGenericMaxDirectMapped / sizeof(T));
     return partitionAllocActualSize(Partitions::bufferPartition(),
                                     count * sizeof(T));
   }
   template <typename T>
   static T* allocateVectorBacking(size_t size) {
     return reinterpret_cast<T*>(
-        allocateBacking(size, WTF_HEAP_PROFILER_TYPE_NAME(T)));
+        allocateBacking(size, PARTITION_HEAP_PROFILER_TYPE_NAME(T)));
   }
   template <typename T>
   static T* allocateExpandedVectorBacking(size_t size) {
     return reinterpret_cast<T*>(
-        allocateBacking(size, WTF_HEAP_PROFILER_TYPE_NAME(T)));
+        allocateBacking(size, PARTITION_HEAP_PROFILER_TYPE_NAME(T)));
   }
   static void freeVectorBacking(void* address);
   static inline bool expandVectorBacking(void*, size_t) { return false; }
@@ -96,11 +68,11 @@ class WTF_EXPORT PartitionAllocator {
   template <typename T, typename HashTable>
   static T* allocateHashTableBacking(size_t size) {
     return reinterpret_cast<T*>(
-        allocateBacking(size, WTF_HEAP_PROFILER_TYPE_NAME(T)));
+        allocateBacking(size, PARTITION_HEAP_PROFILER_TYPE_NAME(T)));
   }
   template <typename T, typename HashTable>
   static T* allocateZeroedHashTableBacking(size_t size) {
-    void* result = allocateBacking(size, WTF_HEAP_PROFILER_TYPE_NAME(T));
+    void* result = allocateBacking(size, PARTITION_HEAP_PROFILER_TYPE_NAME(T));
     memset(result, 0, size);
     return reinterpret_cast<T*>(result);
   }
@@ -115,7 +87,7 @@ class WTF_EXPORT PartitionAllocator {
   static void free(void* address) { Partitions::fastFree(address); }
   template <typename T>
   static void* newArray(size_t bytes) {
-    return malloc<void*, void>(bytes, WTF_HEAP_PROFILER_TYPE_NAME(T));
+    return malloc<void*, void>(bytes, PARTITION_HEAP_PROFILER_TYPE_NAME(T));
   }
   static void deleteArray(void* ptr) {
     free(ptr);  // Not the system free, the one from this class.
@@ -134,18 +106,18 @@ class WTF_EXPORT PartitionAllocator {
 // even in official builds (because |char| makes up a large portion of the
 // heap.)
 template <>
-WTF_EXPORT char* PartitionAllocator::allocateVectorBacking<char>(size_t);
+BASE_EXPORT char* PartitionAllocator::allocateVectorBacking<char>(size_t);
 template <>
-WTF_EXPORT char* PartitionAllocator::allocateExpandedVectorBacking<char>(
+BASE_EXPORT char* PartitionAllocator::allocateExpandedVectorBacking<char>(
     size_t);
 
-}  // namespace WTF
+}  // namespace base
 
-#define WTF_USE_ALLOCATOR(ClassName, Allocator)                   \
+#define USE_ALLOCATOR(ClassName, Allocator)                       \
  public:                                                          \
   void* operator new(size_t size) {                               \
     return Allocator::template malloc<void*, ClassName>(          \
-        size, WTF_HEAP_PROFILER_TYPE_NAME(ClassName));            \
+        size, PARTITION_HEAP_PROFILER_TYPE_NAME(ClassName));      \
   }                                                               \
   void operator delete(void* p) { Allocator::free(p); }           \
   void* operator new[](size_t size) {                             \
@@ -161,6 +133,6 @@ WTF_EXPORT char* PartitionAllocator::allocateExpandedVectorBacking<char>(
  private:                                                         \
   typedef int __thisIsHereToForceASemicolonAfterThisMacro
 
-using WTF::PartitionAllocator;
+using base::PartitionAllocator;

[Primiano Tucci (use gerrit), 2016/11/22 14:28:33]

same question: what is this for?

[palmer, 2016/11/24 01:05:56]

Removed.

 
-#endif  // WTF_PartitionAllocator_h
+#endif  // BASE_ALLOCATOR_PARTITION_ALLOCATOR_PARTITION_ALLOCATOR_H