Add maximum width for labels in feature pods

Bug: 1057952
Change-Id: Ie8b3684340609c5bcde1b54a51c110fe8a5f74b0
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2128834Reviewed-by: Tim Song <tengs@chromium.org>
Commit-Queue: Ahmed Mehfooz <amehfooz@chromium.org>
Cr-Commit-Position: refs/heads/master@{#754734}

ash/system/unified/feature_pod_button.cc

@@ -331,7 +331,8 @@ void FeaturePodLabelButton::OnEnabledChanged() {
 void FeaturePodLabelButton::LayoutInCenter(views::View* child, int y) {
   gfx::Rect contents_bounds = GetContentsBounds();
   gfx::Size preferred_size = child->GetPreferredSize();
-  int child_width = preferred_size.width();
+  int child_width =
+      std::min(kUnifiedFeaturePodLabelWidth, preferred_size.width());
   child->SetBounds(
       contents_bounds.x() + (contents_bounds.width() - child_width) / 2, y,
       child_width, preferred_size.height());