Re-enable elide for notification buttons

The elide for notification buttons was disabled to fix a
relatively smaller bug. Need it enabled for
correct functionality with longer labels.

Bug: 1043643
Change-Id: Ia38f5586d636e1e06033ed468275d2dfe28bf6ff
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2065549Reviewed-by: Tim Song <tengs@chromium.org>
Commit-Queue: Ahmed Mehfooz <amehfooz@chromium.org>
Cr-Commit-Position: refs/heads/master@{#742878}

ui/message_center/views/notification_view_md.cc

@@ -340,7 +340,6 @@ NotificationButtonMD::NotificationButtonMD(
   set_ink_drop_base_color(SK_ColorBLACK);
   set_ink_drop_visible_opacity(kActionButtonInkDropRippleVisibleOpacity);
   SetEnabledTextColors(kActionButtonTextColor);
-  SetElideBehavior(gfx::NO_ELIDE);
   SetBorder(views::CreateEmptyBorder(kActionButtonPadding));
   SetMinSize(kActionButtonMinSize);
   SetFocusForPlatform();