CC: Plumb LayerSettings parameter for cc::Layer construction.

cc/trees/layer_tree_host_pixeltest_blending.cc

Index: cc/trees/layer_tree_host_pixeltest_blending.cc
diff --git a/cc/trees/layer_tree_host_pixeltest_blending.cc b/cc/trees/layer_tree_host_pixeltest_blending.cc
index b31d3e8539525ccb1203ffb7377b28aac8e3c33f..e2715e3907c6e494d933afdc1e8ffc6c2f74b4bb 100644
--- a/cc/trees/layer_tree_host_pixeltest_blending.cc
+++ b/cc/trees/layer_tree_host_pixeltest_blending.cc
@@ -137,7 +137,8 @@ class LayerTreeHostBlendingPixelTest : public LayerTreeHostPixelResourceTest {
       canvas.drawRect(
           SkRect::MakeXYWH(0, i * kLaneHeight, kLaneWidth, kLaneHeight), paint);
     }
-    scoped_refptr<PictureImageLayer> layer = PictureImageLayer::Create();
+    scoped_refptr<PictureImageLayer> layer =
+        PictureImageLayer::Create(layer_settings());
     layer->SetIsDrawable(true);
     layer->SetBounds(gfx::Size(width, height));
     layer->SetBitmap(backing_store);
@@ -147,7 +148,8 @@ class LayerTreeHostBlendingPixelTest : public LayerTreeHostPixelResourceTest {
   void SetupMaskLayer(scoped_refptr<Layer> layer) {
     const int kMaskOffset = 2;
     gfx::Size bounds = layer->bounds();
-    scoped_refptr<PictureImageLayer> mask = PictureImageLayer::Create();
+    scoped_refptr<PictureImageLayer> mask =
+        PictureImageLayer::Create(layer_settings());
     mask->SetIsDrawable(true);
     mask->SetIsMask(true);
     mask->SetBounds(bounds);