cc : Add DCHECKs to ensure we have valid proprety tree indices at commit

cc/layers/picture_layer_impl_unittest.cc

Index: cc/layers/picture_layer_impl_unittest.cc
diff --git a/cc/layers/picture_layer_impl_unittest.cc b/cc/layers/picture_layer_impl_unittest.cc
index 94edce6bb7bfb2ed633bf12534fa89593ace9f23..6d0b4b1d8534e125b7e32f86225428f6b11c38d9 100644
--- a/cc/layers/picture_layer_impl_unittest.cc
+++ b/cc/layers/picture_layer_impl_unittest.cc
@@ -2133,7 +2133,7 @@ TEST_F(PictureLayerImplTest, ActivateUninitializedLayer) {
                                                    pending_raster_source);
   pending_layer->SetDrawsContent(true);
   pending_tree->SetRootLayerForTesting(std::move(pending_layer));
-  pending_tree->BuildLayerListForTesting();
+  pending_tree->BuildLayerListAndPropertyTreesForTesting();
 
   FakePictureLayerImpl* raw_pending_layer = static_cast<FakePictureLayerImpl*>(
       host_impl()->pending_tree()->LayerById(layer_id()));