Rename WindowTreeHost functions to indicate pixels/dips.

ui/aura/window_tree_host_x11.h

Index: ui/aura/window_tree_host_x11.h
diff --git a/ui/aura/window_tree_host_x11.h b/ui/aura/window_tree_host_x11.h
index dead24f750f000507eaf9e1051bde7b057842a6f..930c790a706a45b4d473103a46dc520b6b724156 100644
--- a/ui/aura/window_tree_host_x11.h
+++ b/ui/aura/window_tree_host_x11.h
@@ -45,11 +45,12 @@ class AURA_EXPORT WindowTreeHostX11 : public WindowTreeHost,
   void HideImpl() override;
   gfx::Rect GetBounds() const override;
   void SetBounds(const gfx::Rect& bounds) override;
-  gfx::Point GetLocationOnNativeScreen() const override;
+  gfx::Point GetLocationOnNativeScreenInPixels() const override;
   void SetCapture() override;
   void ReleaseCapture() override;
   void SetCursorNative(gfx::NativeCursor cursor_type) override;
-  void MoveCursorToNative(const gfx::Point& location) override;
+  void MoveCursorToNativeInPixels(
+      const gfx::Point& location_in_pixels) override;
   void OnCursorVisibilityChangedNative(bool show) override;
 
   // Deselects mouse and keyboard events on |xwindow_|.