Push version 2.5.7 to trunk....

src/v8.h

 // Copyright 2006-2008 the V8 project authors. 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
@@ skipping 35 matching lines @@
 #endif  // defined(GOOGLE3)
 
 // V8 only uses DEBUG, but included external files
 // may use NDEBUG - make sure they are consistent.
 #if defined(DEBUG) && defined(NDEBUG)
 #error both DEBUG and NDEBUG are set
 #endif
 
 // Basic includes
 #include "../include/v8.h"
-#include "globals.h"
+#include "v8globals.h"
 #include "checks.h"
 #include "allocation.h"
 #include "v8utils.h"
 #include "flags.h"
 
 // Objects & heap
 #include "objects-inl.h"
 #include "spaces-inl.h"
 #include "heap-inl.h"
 #include "log-inl.h"
@@ skipping 20 matching lines @@
   // To be dead you have to have lived
   static bool IsDead() { return has_fatal_error_ || has_been_disposed_; }
   static void SetFatalError();
 
   // Report process out of memory. Implementation found in api.cc.
   static void FatalProcessOutOfMemory(const char* location,
                                       bool take_snapshot = false);
 
   // Random number generation support. Not cryptographically safe.
   static uint32_t Random();
+  // We use random numbers internally in memory allocation and in the
+  // compilers for security. In order to prevent information leaks we
+  // use a separate random state for internal random number
+  // generation.
+  static uint32_t RandomPrivate();
   static Object* FillHeapNumberWithRandom(Object* heap_number);
 
   // Idle notification directly from the API.
   static bool IdleNotification();
 
  private:
   // True if engine is currently running
   static bool is_running_;
   // True if V8 has ever been run
   static bool has_been_setup_;
   // True if error has been signaled for current engine
   // (reset to false if engine is restarted)
   static bool has_fatal_error_;
   // True if engine has been shut down
   // (reset if engine is restarted)
   static bool has_been_disposed_;
 };
 
 } }  // namespace v8::internal
 
 namespace i = v8::internal;
 
 #endif  // V8_V8_H_