Debugger: prepare code for debugging on a per-function basis.

src/ic/ic.cc

Index: src/ic/ic.cc
diff --git a/src/ic/ic.cc b/src/ic/ic.cc
index c66e343514430a3630b1640063b415a785301305..d249192a1709fd401be5f4c78d757046e4e04663 100644
--- a/src/ic/ic.cc
+++ b/src/ic/ic.cc
@@ -1200,7 +1200,7 @@ Handle<Code> LoadIC::CompileHandler(LookupIterator* lookup,
         if (!getter->IsJSFunction()) break;
         if (!holder->HasFastProperties()) break;
         // When debugging we need to go the slow path to flood the accessor.
-        if (!GetSharedFunctionInfo()->debug_info()->IsUndefined()) break;
+        if (GetSharedFunctionInfo()->HasDebugInfo()) break;
         Handle<JSFunction> function = Handle<JSFunction>::cast(getter);
         if (!receiver->IsJSObject() && !function->IsBuiltin() &&
             is_sloppy(function->shared()->language_mode())) {
@@ -1782,7 +1782,7 @@ Handle<Code> StoreIC::CompileHandler(LookupIterator* lookup,
           break;
         }
         // When debugging we need to go the slow path to flood the accessor.
-        if (!GetSharedFunctionInfo()->debug_info()->IsUndefined()) break;
+        if (GetSharedFunctionInfo()->HasDebugInfo()) break;
         Handle<JSFunction> function = Handle<JSFunction>::cast(setter);
         CallOptimization call_optimization(function);
         NamedStoreHandlerCompiler compiler(isolate(), receiver_map(), holder);