Convert //cc from scoped_ptr to std::unique_ptr.

cc/layers/nine_patch_layer_impl_unittest.cc

Index: cc/layers/nine_patch_layer_impl_unittest.cc
diff --git a/cc/layers/nine_patch_layer_impl_unittest.cc b/cc/layers/nine_patch_layer_impl_unittest.cc
index 2dbc6832683dbfefe17ea9f638a50207aadf6fdd..cc456cfe9f83332a96b41409d599f92fa76780b4 100644
--- a/cc/layers/nine_patch_layer_impl_unittest.cc
+++ b/cc/layers/nine_patch_layer_impl_unittest.cc
@@ -37,7 +37,7 @@ void NinePatchLayerLayoutTest(const gfx::Size& bitmap_size,
                               const gfx::Rect& border,
                               bool fill_center,
                               size_t expected_quad_size) {
-  scoped_ptr<RenderPass> render_pass = RenderPass::Create();
+  std::unique_ptr<RenderPass> render_pass = RenderPass::Create();
   gfx::Rect visible_layer_rect(layer_size);
   gfx::Rect expected_remaining(border.x(),
                                border.y(),
@@ -47,13 +47,13 @@ void NinePatchLayerLayoutTest(const gfx::Size& bitmap_size,
   FakeImplTaskRunnerProvider task_runner_provider;
   TestSharedBitmapManager shared_bitmap_manager;
   TestTaskGraphRunner task_graph_runner;
-  scoped_ptr<OutputSurface> output_surface = FakeOutputSurface::Create3d();
+  std::unique_ptr<OutputSurface> output_surface = FakeOutputSurface::Create3d();
   FakeUIResourceLayerTreeHostImpl host_impl(
       &task_runner_provider, &shared_bitmap_manager, &task_graph_runner);
   host_impl.SetVisible(true);
   host_impl.InitializeRenderer(output_surface.get());
 
-  scoped_ptr<NinePatchLayerImpl> layer =
+  std::unique_ptr<NinePatchLayerImpl> layer =
       NinePatchLayerImpl::Create(host_impl.active_tree(), 1);
   layer->draw_properties().visible_layer_rect = visible_layer_rect;
   layer->SetBounds(layer_size);