Merge bleeding_edge from version 2.1.3 up to revision 4205...

src/platform.h

Index: src/platform.h
===================================================================
--- src/platform.h	(revision 4205)
+++ src/platform.h	(working copy)
@@ -114,6 +114,10 @@
 namespace v8 {
 namespace internal {
 
+// Use AtomicWord for a machine-sized pointer. It is assumed that
+// reads and writes of naturally aligned values of this type are atomic.
+typedef intptr_t AtomicWord;
+
 class Semaphore;
 
 double ceiling(double x);
@@ -525,7 +529,7 @@
   Address function;  // The last called JS function.
   StateTag state;  // The state of the VM.
   static const int kMaxFramesCount = 100;
-  EmbeddedVector<Address, kMaxFramesCount> stack;  // Call stack.
+  Address stack[kMaxFramesCount];  // Call stack.
   int frames_count;  // Number of captured frames.
 };