CodeStubs contain their corresponding Isolate* now. (part 1)

src/x64/builtins-x64.cc

Index: src/x64/builtins-x64.cc
diff --git a/src/x64/builtins-x64.cc b/src/x64/builtins-x64.cc
index 19e7b533c9d425ed5062526818ae7f86e679db8d..a08d32645d3b0b9338cffac75728305f7ee23e13 100644
--- a/src/x64/builtins-x64.cc
+++ b/src/x64/builtins-x64.cc
@@ -600,7 +600,7 @@ static void Generate_JSEntryTrampolineHelper(MacroAssembler* masm,
       // No type feedback cell is available
       __ LoadRoot(rbx, Heap::kUndefinedValueRootIndex);
       // Expects rdi to hold function pointer.
-      CallConstructStub stub(NO_CALL_FUNCTION_FLAGS);
+      CallConstructStub stub(masm->isolate(), NO_CALL_FUNCTION_FLAGS);
       __ CallStub(&stub);
     } else {
       ParameterCount actual(rax);