Stop displaying layers with non-invertible transforms.

cc/layers/layer_impl.h

Index: cc/layers/layer_impl.h
diff --git a/cc/layers/layer_impl.h b/cc/layers/layer_impl.h
index 9af9eb5aa590ce200d403272baa45ee9293e8b7a..d6d20a6509e4422b58187bafe79c3b60ac27ad1f 100644
--- a/cc/layers/layer_impl.h
+++ b/cc/layers/layer_impl.h
@@ -448,6 +448,9 @@ class CC_EXPORT LayerImpl : public LayerAnimationValueObserver,
   const gfx::Transform& transform() const { return transform_; }
   bool TransformIsAnimating() const;
   bool TransformIsAnimatingOnImplOnly() const;
+  void SetTransformAndInvertibility(const gfx::Transform& transform,
+                                    bool transform_is_invertible);
+  bool transform_is_invertible() const { return transform_is_invertible_; }
 
   // Note this rect is in layer space (not content space).
   void SetUpdateRect(const gfx::RectF& update_rect);
@@ -607,6 +610,9 @@ class CC_EXPORT LayerImpl : public LayerAnimationValueObserver,
   bool hide_layer_and_subtree_ : 1;
   bool force_render_surface_ : 1;
 
+  // Cache transform_'s invertibility.
+  bool transform_is_invertible_ : 1;
+
   // Set for the layer that other layers are fixed to.
   bool is_container_for_fixed_position_layers_ : 1;
   bool is_3d_sorted_ : 1;