Remove static initializers in v8.

src/v8.h

Index: src/v8.h
diff --git a/src/v8.h b/src/v8.h
index 699c5a09b932e3e2877c51120f6cd51e1962d6d6..59ce602555bdd62c094d87e4b10076b7daf8f587 100644
--- a/src/v8.h
+++ b/src/v8.h
@@ -116,6 +116,7 @@ class V8 : public AllStatic {
   static void FireCallCompletedCallback(Isolate* isolate);
 
  private:
+  static void InitializeOncePerProcessImpl();
   static void InitializeOncePerProcess();
 
   // True if engine is currently running