MockQC stops create its own RP and MockOcclusionTracker

cc/layers/ui_resource_layer_impl_unittest.cc

Index: cc/layers/ui_resource_layer_impl_unittest.cc
diff --git a/cc/layers/ui_resource_layer_impl_unittest.cc b/cc/layers/ui_resource_layer_impl_unittest.cc
index a46f1e4d4d3391286eb66b5ef78e8ab4f7961513..cd0d7bf02f73c29cecfde4758b5f8917638a5673 100644
--- a/cc/layers/ui_resource_layer_impl_unittest.cc
+++ b/cc/layers/ui_resource_layer_impl_unittest.cc
@@ -45,7 +45,10 @@ scoped_ptr<UIResourceLayerImpl> GenerateUIResourceLayer(
 
 void QuadSizeTest(scoped_ptr<UIResourceLayerImpl> layer,
                   size_t expected_quad_size) {
-  MockQuadCuller quad_culler;
+  MockOcclusionTracker<LayerImpl> occlusion_tracker;
+  scoped_ptr<RenderPass> render_pass = RenderPass::Create();
+  MockQuadCuller quad_culler(render_pass.get(), &occlusion_tracker);
+
   AppendQuadsData data;
   layer->AppendQuads(&quad_culler, &data);
 
@@ -84,7 +87,10 @@ TEST(UIResourceLayerImplTest, VerifyDrawQuads) {
 
 void OpaqueBoundsTest(scoped_ptr<UIResourceLayerImpl> layer,
                  const gfx::Rect& expected_opaque_bounds) {
-  MockQuadCuller quad_culler;
+  MockOcclusionTracker<LayerImpl> occlusion_tracker;
+  scoped_ptr<RenderPass> render_pass = RenderPass::Create();
+  MockQuadCuller quad_culler(render_pass.get(), &occlusion_tracker);
+
   AppendQuadsData data;
   layer->AppendQuads(&quad_culler, &data);