DevTools: Don't let the suggestbox overflow its bounds

third_party/WebKit/Source/devtools/front_end/ui/SuggestBox.js

Index: third_party/WebKit/Source/devtools/front_end/ui/SuggestBox.js
diff --git a/third_party/WebKit/Source/devtools/front_end/ui/SuggestBox.js b/third_party/WebKit/Source/devtools/front_end/ui/SuggestBox.js
index 6f8e04eac3fb2b70a9b9f604af41789b2804e13f..45f89fe95ff8d9a888d80c661bec638bbab2bfd0 100644
--- a/third_party/WebKit/Source/devtools/front_end/ui/SuggestBox.js
+++ b/third_party/WebKit/Source/devtools/front_end/ui/SuggestBox.js
@@ -135,7 +135,7 @@ WebInspector.SuggestBox.prototype = {
             this._overlay.setVerticalOffset(totalHeight - anchorBox.y, false);
 
         var spacer = 6;
-        var maxHeight = this._maxItemsHeight ? this._maxItemsHeight * this._rowHeight : Math.max(underHeight, aboveHeight) - spacer;
+        var maxHeight = Math.min(Math.max(underHeight, aboveHeight) - spacer, this._maxItemsHeight ? this._maxItemsHeight * this._rowHeight : 0);
         var height = this._rowHeight * this._items.length;
         this._hasVerticalScroll = height > maxHeight;
         this._element.style.height = Math.min(maxHeight, height) + "px";