[interpreter] Add explicit OSR polling bytecode.

src/compiler.cc

Index: src/compiler.cc
diff --git a/src/compiler.cc b/src/compiler.cc
index 426752e4bffdab40c0bef8a0df58be1f20184a68..26087c60952ce912b5d2faafba451a76f1de1b64 100644
--- a/src/compiler.cc
+++ b/src/compiler.cc
@@ -750,6 +750,11 @@ MaybeHandle<Code> GetOptimizedCode(Handle<JSFunction> function,
   Isolate* isolate = function->GetIsolate();
   Handle<SharedFunctionInfo> shared(function->shared(), isolate);
 
+  // TODO(4764): Remove this guard once OSR graph construction works.
+  if (!osr_ast_id.IsNone() && osr_frame->is_interpreted()) {
+    return MaybeHandle<Code>();
+  }
+
   Handle<Code> cached_code;
   if (GetCodeFromOptimizedCodeMap(function, osr_ast_id)
           .ToHandle(&cached_code)) {