Revert 126020 - Experiment for updating the tcmalloc chromium branch to r144 (gperftools 2.0).

third_party/tcmalloc/chromium/src/static_vars.h

 // Copyright (c) 2008, 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 47 matching lines @@
   // We have a separate lock per free-list to reduce contention.
   static CentralFreeListPadded* central_cache() { return central_cache_; }
 
   static SizeMap* sizemap() { return &sizemap_; }
 
   //////////////////////////////////////////////////////////////////////
   // In addition to the explicit initialization comment, the variables below
   // must be protected by pageheap_lock.
 
   // Page-level allocator.
-  static PageHeap* pageheap() { return pageheap_; }
+  static PageHeap* pageheap() {
+    return reinterpret_cast<PageHeap*>(pageheap_memory_);
+  }
 
   static PageHeapAllocator<Span>* span_allocator() { return &span_allocator_; }
 
   static PageHeapAllocator<StackTrace>* stacktrace_allocator() {
     return &stacktrace_allocator_;
   }
 
   static StackTrace* growth_stacks() { return growth_stacks_; }
   static void set_growth_stacks(StackTrace* s) { growth_stacks_ = s; }
 
@@ skipping 17 matching lines @@
   static PageHeapAllocator<StackTrace> stacktrace_allocator_;
   static Span sampled_objects_;
   static PageHeapAllocator<StackTraceTable::Bucket> bucket_allocator_;
 
   // Linked list of stack traces recorded every time we allocated memory
   // from the system.  Useful for finding allocation sites that cause
   // increase in the footprint of the system.  The linked list pointer
   // is stored in trace->stack[kMaxStackDepth-1].
   static StackTrace* growth_stacks_;
 
-  static PageHeap* pageheap_;
+  // PageHeap uses a constructor for initialization.  Like the members above,
+  // we can't depend on initialization order, so pageheap is new'd
+  // into this buffer.
+  static char pageheap_memory_[sizeof(PageHeap)];
 };
 
 }  // namespace tcmalloc
 
 #endif  // TCMALLOC_STATIC_VARS_H_