Remove scroll_delta flooring hack

cc/trees/layer_tree_host_unittest_no_message_loop.cc

Index: cc/trees/layer_tree_host_unittest_no_message_loop.cc
diff --git a/cc/trees/layer_tree_host_unittest_no_message_loop.cc b/cc/trees/layer_tree_host_unittest_no_message_loop.cc
index 260bfbe82234aa07d0f79d2a73d1285de59f5b22..d2014eaba5d58e5951bd79334470a24f3a9af287 100644
--- a/cc/trees/layer_tree_host_unittest_no_message_loop.cc
+++ b/cc/trees/layer_tree_host_unittest_no_message_loop.cc
@@ -58,8 +58,8 @@ class LayerTreeHostNoMessageLoopTest
   void BeginMainFrame(const BeginFrameArgs& args) override {}
   void DidBeginMainFrame() override {}
   void Layout() override {}
-  void ApplyViewportDeltas(const gfx::Vector2d& inner_delta,
-                           const gfx::Vector2d& outer_delta,
+  void ApplyViewportDeltas(const gfx::Vector2dF& inner_delta,
+                           const gfx::Vector2dF& outer_delta,
                            const gfx::Vector2dF& elastic_overscroll_delta,
                            float page_scale,
                            float top_controls_delta) override {}