cc: Remove cc::ContentLayerClient::PaintContents(SkCanvas*, ...).

cc/trees/layer_tree_host_unittest.cc

Index: cc/trees/layer_tree_host_unittest.cc
diff --git a/cc/trees/layer_tree_host_unittest.cc b/cc/trees/layer_tree_host_unittest.cc
index d3c67d7a28bd924ea4705eefe7b78670ec0f9b91..e75b3e9a2ba4a0324fee2176942bc83c2080f5a7 100644
--- a/cc/trees/layer_tree_host_unittest.cc
+++ b/cc/trees/layer_tree_host_unittest.cc
@@ -1553,11 +1553,6 @@ class TestOpacityChangeLayerDelegate : public ContentLayerClient {
 
   void SetTestLayer(Layer* test_layer) { test_layer_ = test_layer; }
 
-  void PaintContents(SkCanvas* canvas,
-                     const gfx::Rect& clip,
-                     PaintingControlSetting picture_control) override {
-    NOTIMPLEMENTED();
-  }
   scoped_refptr<DisplayItemList> PaintContentsToDisplayList(
       const gfx::Rect& clip,
       PaintingControlSetting picture_control) override {
@@ -2159,12 +2154,6 @@ class LayerTreeHostTestChangeLayerPropertiesInPaintContents
 
     void set_layer(Layer* layer) { layer_ = layer; }
 
-    void PaintContents(SkCanvas* canvas,
-                       const gfx::Rect& clip,
-                       PaintingControlSetting picture_control) override {
-      NOTIMPLEMENTED();
-    }
-
     scoped_refptr<DisplayItemList> PaintContentsToDisplayList(
         const gfx::Rect& clip,
         PaintingControlSetting picture_control) override {