Still produce quad when tile OOM and on demand raster is not allowed

cc/resources/prioritized_tile_set.cc

Index: cc/resources/prioritized_tile_set.cc
diff --git a/cc/resources/prioritized_tile_set.cc b/cc/resources/prioritized_tile_set.cc
index 82c7f16facdd4567e472e7d262f6f04ded652a01..d0104cbe331f8351dea111d8bdc6deaef5321eba 100644
--- a/cc/resources/prioritized_tile_set.cc
+++ b/cc/resources/prioritized_tile_set.cc
@@ -40,13 +40,20 @@ class BinComparator {
 
 namespace {
 
+bool TilePriorityTieBreaker(const Tile* tile_i, const Tile* tile_j) {
+  // When two tiles has same priority use Id as tie breaker.
+  return tile_i->id() < tile_j->id();
+}
+
 typedef std::vector<Tile*> TileVector;
 
 void SortBinTiles(ManagedTileBin bin, TileVector* tiles) {
   switch (bin) {
-    case NOW_AND_READY_TO_DRAW_BIN:
     case NEVER_BIN:
       break;
+    case NOW_AND_READY_TO_DRAW_BIN:
+      std::sort(tiles->begin(), tiles->end(), TilePriorityTieBreaker);
+      break;
     case NOW_BIN:
     case SOON_BIN:
     case EVENTUALLY_AND_ACTIVE_BIN: