Landing for pliard@chromium.org: Remove static initializers in v8.

src/heap.cc

Index: src/heap.cc
===================================================================
--- src/heap.cc	(revision 11005)
+++ src/heap.cc	(working copy)
@@ -60,10 +60,9 @@
 namespace v8 {
 namespace internal {
 
+static LazyMutex gc_initializer_mutex = LAZY_MUTEX_INITIALIZER;
 
-static Mutex* gc_initializer_mutex = OS::CreateMutex();
 
-
 Heap::Heap()
     : isolate_(NULL),
 // semispace_size_ should be a power of 2 and old_generation_size_ should be
@@ -5855,7 +5854,7 @@
     if (!ConfigureHeapDefault()) return false;
   }
 
-  gc_initializer_mutex->Lock();
+  gc_initializer_mutex.Pointer()->Lock();
   static bool initialized_gc = false;
   if (!initialized_gc) {
       initialized_gc = true;
@@ -5863,7 +5862,7 @@
       NewSpaceScavenger::Initialize();
       MarkCompactCollector::Initialize();
   }
-  gc_initializer_mutex->Unlock();
+  gc_initializer_mutex.Pointer()->Unlock();
 
   MarkMapPointersAsEncoded(false);