cc: Make LayerTreeTests use a DelegatingRenderer and Display.

cc/layers/surface_layer_unittest.cc

Index: cc/layers/surface_layer_unittest.cc
diff --git a/cc/layers/surface_layer_unittest.cc b/cc/layers/surface_layer_unittest.cc
index 5f40debf305e4484279b573d5f3133f240af27cb..0597cd76ddafba2845936fcaed9ad7d268867e16 100644
--- a/cc/layers/surface_layer_unittest.cc
+++ b/cc/layers/surface_layer_unittest.cc
@@ -174,14 +174,6 @@ class SurfaceLayerSwapPromise : public LayerTreeTest {
 // Check that SurfaceSequence is sent through swap promise.
 class SurfaceLayerSwapPromiseWithDraw : public SurfaceLayerSwapPromise {
  public:
-  SurfaceLayerSwapPromiseWithDraw() : SurfaceLayerSwapPromise() {}
-
-  std::unique_ptr<OutputSurface> CreateOutputSurface() override {
-    auto ret = FakeOutputSurface::CreateDelegating3d();
-    output_surface_ = ret.get();
-    return std::move(ret);
-  }
-
   void ChangeTree() override {
     ++commit_count_;
     switch (commit_count_) {
@@ -197,9 +189,9 @@ class SurfaceLayerSwapPromiseWithDraw : public SurfaceLayerSwapPromise {
     }
   }
 
-  void SwapBuffersCompleteOnThread() override {
-    std::vector<uint32_t>& satisfied =
-        output_surface_->last_sent_frame()->metadata.satisfies_sequences;
+  void DisplayReceivedCompositorFrameOnThread(
+      const CompositorFrame& frame) override {
+    const std::vector<uint32_t>& satisfied = frame.metadata.satisfies_sequences;
     EXPECT_LE(satisfied.size(), 1u);
     if (satisfied.size() == 1) {
       // Eventually the one SurfaceSequence should be satisfied, but only
@@ -219,8 +211,6 @@ class SurfaceLayerSwapPromiseWithDraw : public SurfaceLayerSwapPromise {
     // callback.
     EXPECT_TRUE(satisfied_sequence_.is_null());
   }
-
-  FakeOutputSurface* output_surface_;
 };
 
 SINGLE_AND_MULTI_THREAD_TEST_F(SurfaceLayerSwapPromiseWithDraw);