Change native RegExp call code to properly set C++ structures and

src/x64/macro-assembler-x64.h

Index: src/x64/macro-assembler-x64.h
diff --git a/src/x64/macro-assembler-x64.h b/src/x64/macro-assembler-x64.h
index 10026359e4b545d26333a62cbbb025554c44d0e0..b79e58f7ef3f39ed7a2377c26221128eae6ff437 100644
--- a/src/x64/macro-assembler-x64.h
+++ b/src/x64/macro-assembler-x64.h
@@ -676,6 +676,13 @@ class MacroAssembler: public Assembler {
   // Unlink the stack handler on top of the stack from the try handler chain.
   void PopTryHandler();
 
+  // Activate the top handler in the try hander chain and pass the
+  // thrown value.
+  void Throw(Register value);
+
+  // Propagate an uncatchable exception out of the current JS stack.
+  void ThrowUncatchable(UncatchableExceptionType type, Register value);
+
   // ---------------------------------------------------------------------------
   // Inline caching support