[cc] Add nearest neighbor filtering for TextureLayer.

cc/output/delegating_renderer.cc

Index: cc/output/delegating_renderer.cc
diff --git a/cc/output/delegating_renderer.cc b/cc/output/delegating_renderer.cc
index c4dc9fe217e16d57028a7b1149b6be812fe0bdfa..1c1132e504f7236fd77f211e4de711b0afe837f6 100644
--- a/cc/output/delegating_renderer.cc
+++ b/cc/output/delegating_renderer.cc
@@ -36,6 +36,7 @@ DelegatingRenderer::DelegatingRenderer(RendererClient* client,
     : Renderer(client, settings),
       output_surface_(output_surface),
       resource_provider_(resource_provider) {
+  //printf("DelegatingRenderer %p\n", this);
   DCHECK(resource_provider_);
 
   capabilities_.using_partial_swap = false;
@@ -76,6 +77,7 @@ void DelegatingRenderer::DrawFrame(RenderPassList* render_passes_in_draw_order,
                                    const gfx::Rect& device_viewport_rect,
                                    const gfx::Rect& device_clip_rect,
                                    bool disable_picture_quad_image_filtering) {
+  //printf("DelegatingRenderer::DrawFrame start\n");
   TRACE_EVENT0("cc", "DelegatingRenderer::DrawFrame");
 
   DCHECK(!delegated_frame_data_);