Drop .clang-format in ui/webui now that Chromium JS defaults are the same

ui/webui/resources/js/cr/ui/bubble.js

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // require: event_tracker.js
 
 // TODO(vitalyp): Inline the enums below into cr.ui definition function, remove
 // cr.exportPath() call and remove exportPath from exports in cr.js when this
 // issue will be fixed:
 // https://github.com/google/closure-compiler/issues/544
@@ skipping 173 matching lines @@
             anchorMid - BubbleBase.ARROW_OFFSET;
         var max_left_pos =
             documentWidth - bubble.width - BubbleBase.MIN_VIEWPORT_EDGE_MARGIN;
         var min_left_pos = BubbleBase.MIN_VIEWPORT_EDGE_MARGIN;
         if (document.documentElement.dir == 'rtl')
           left = Math.min(Math.max(left, min_left_pos), max_left_pos);
         else
           left = Math.max(Math.min(left, max_left_pos), min_left_pos);
         var arrowTip = Math.min(
             Math.max(
-                arrow.width / 2, this.arrowAtRight_ ?
-                    left + bubble.width - anchorMid :
-                    anchorMid - left),
+                arrow.width / 2,
+                this.arrowAtRight_ ? left + bubble.width - anchorMid :
+                                     anchorMid - left),
             bubble.width - arrow.width / 2);
 
         // Work out the vertical placement, attempting to fit the bubble
         // entirely into view. The following placements are considered in
         // decreasing order of preference:
         // * Outside the anchor, arrow tip touching the anchor (arrow at
         //   top/bottom as specified by the arrow location).
         // * Outside the anchor, arrow tip touching the anchor (arrow at
         //   bottom/top, opposite the specified arrow location).
         // * Outside the anchor, arrow tip overlapping the anchor (arrow at
@@ skipping 327 matching lines @@
     },
   };
 
 
   return {
     BubbleBase: BubbleBase,
     Bubble: Bubble,
     AutoCloseBubble: AutoCloseBubble
   };
 });