Add display::GetDisplayNearestView

ui/display/mac/screen_mac.mm

Index: ui/display/mac/screen_mac.mm
diff --git a/ui/display/mac/screen_mac.mm b/ui/display/mac/screen_mac.mm
index fb25b0cd63699ee699349f036d8243920f8768f6..d51a5251d09e22169f16f93d0b75de0810a8ce9c 100644
--- a/ui/display/mac/screen_mac.mm
+++ b/ui/display/mac/screen_mac.mm
@@ -154,6 +154,10 @@ class ScreenMac : public Screen {
   }
 
   Display GetDisplayNearestWindow(gfx::NativeView view) const override {
+    return GetDisplayNearestView(view);
+  }
+
+  Display GetDisplayNearestView(gfx::NativeView view) const override {
     EnsureDisplaysValid();
     if (displays_.size() == 1)
       return displays_[0];
@@ -329,6 +333,11 @@ class ScreenMac : public Screen {
 
 }  // namespace
 
+// static
+gfx::NativeWindow Screen::WindowForView(gfx::NativeView view) {
+  return [view window];
+}
+
 #if !defined(USE_AURA)
 Screen* CreateNativeScreen() {
   return new ScreenMac;