Add initial CC support for scroll-blocks-on

cc/trees/layer_tree_host_unittest_scroll.cc

Index: cc/trees/layer_tree_host_unittest_scroll.cc
diff --git a/cc/trees/layer_tree_host_unittest_scroll.cc b/cc/trees/layer_tree_host_unittest_scroll.cc
index 1c20b4cff22708655ec66b5f9ad62b76bd42a9a4..8fb5c8b3f30e5d7be045057ac100ec313c1c3885 100644
--- a/cc/trees/layer_tree_host_unittest_scroll.cc
+++ b/cc/trees/layer_tree_host_unittest_scroll.cc
@@ -1044,21 +1044,24 @@ class LayerTreeHostScrollTestScrollZeroMaxScrollOffset
     // Set max_scroll_offset = (100, 100).
     scroll_layer->SetBounds(
         gfx::Size(root->bounds().width() + 100, root->bounds().height() + 100));
-    EXPECT_EQ(InputHandler::ScrollStarted,
-              scroll_layer->TryScroll(gfx::PointF(0.0f, 1.0f),
-                                      InputHandler::Gesture));
+    EXPECT_EQ(
+        InputHandler::ScrollStarted,
+        scroll_layer->TryScroll(gfx::PointF(0.0f, 1.0f), InputHandler::Gesture,
+                                ScrollBlocksOnNone));
 
     // Set max_scroll_offset = (0, 0).
     scroll_layer->SetBounds(root->bounds());
-    EXPECT_EQ(InputHandler::ScrollIgnored,
-              scroll_layer->TryScroll(gfx::PointF(0.0f, 1.0f),
-                                      InputHandler::Gesture));
+    EXPECT_EQ(
+        InputHandler::ScrollIgnored,
+        scroll_layer->TryScroll(gfx::PointF(0.0f, 1.0f), InputHandler::Gesture,
+                                ScrollBlocksOnNone));
 
     // Set max_scroll_offset = (-100, -100).
     scroll_layer->SetBounds(gfx::Size());
-    EXPECT_EQ(InputHandler::ScrollIgnored,
-              scroll_layer->TryScroll(gfx::PointF(0.0f, 1.0f),
-                                      InputHandler::Gesture));
+    EXPECT_EQ(
+        InputHandler::ScrollIgnored,
+        scroll_layer->TryScroll(gfx::PointF(0.0f, 1.0f), InputHandler::Gesture,
+                                ScrollBlocksOnNone));
 
     EndTest();
   }