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

src/ia32/builtins-ia32.cc

Index: src/ia32/builtins-ia32.cc
diff --git a/src/ia32/builtins-ia32.cc b/src/ia32/builtins-ia32.cc
index 12ab3b47f32b74ededd6c4fd8e874acee3fdb43f..efef4a2441b836df3074feea6e6b28917832a89b 100644
--- a/src/ia32/builtins-ia32.cc
+++ b/src/ia32/builtins-ia32.cc
@@ -540,7 +540,7 @@ static void Generate_JSEntryTrampolineHelper(MacroAssembler* masm,
     if (is_construct) {
       // No type feedback cell is available
       __ mov(ebx, masm->isolate()->factory()->undefined_value());
-      CallConstructStub stub(NO_CALL_FUNCTION_FLAGS);
+      CallConstructStub stub(masm->isolate(), NO_CALL_FUNCTION_FLAGS);
       __ CallStub(&stub);
     } else {
       ParameterCount actual(eax);