Pass Isolate* more explicitly in Parser, with less reliance on info->isolate().

src/api.cc

Index: src/api.cc
diff --git a/src/api.cc b/src/api.cc
index da1c0e74618c8e448a6705e8e1b5d5f7f2a2c06c..476eff4c41672425da5d7fd064851063bfe6ded1 100644
--- a/src/api.cc
+++ b/src/api.cc
@@ -1825,8 +1825,9 @@ Local<Script> ScriptCompiler::Compile(Isolate* v8_isolate,
 
     // Do the parsing tasks which need to be done on the main thread. This will
     // also handle parse errors.
-    source->parser->Internalize(source->info.get());
-    source->parser->HandleSourceURLComments(source->info.get());
+    source->parser->Internalize(isolate, script,
+                                source->info->function() == NULL);
+    source->parser->HandleSourceURLComments(isolate, script);
 
     i::Handle<i::SharedFunctionInfo> result =
         i::Handle<i::SharedFunctionInfo>::null();