Make the maximize button more easily hittable when there is a huge amount of tabs present

ui/views/bubble/bubble_frame_view.cc

 // 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.
 
 #include "ui/views/bubble/bubble_frame_view.h"
 
 #include <algorithm>
 
 #include "grit/ui_resources.h"
 #include "ui/base/hit_test.h"
@@ skipping 71 matching lines @@
   client_bounds.Inset(bubble_border_->GetInsets());
   return client_bounds;
 }
 
 gfx::Rect BubbleFrameView::GetWindowBoundsForClientBounds(
     const gfx::Rect& client_bounds) const {
   return const_cast<BubbleFrameView*>(this)->GetUpdatedWindowBounds(
       gfx::Rect(), client_bounds.size(), false);
 }
 
-int BubbleFrameView::NonClientHitTest(const gfx::Point& point) {
+int BubbleFrameView::NonClientHitTest(const gfx::Point& point) const {
   if (!bounds().Contains(point))
     return HTNOWHERE;
   if (close_->visible() && close_->GetMirroredBounds().Contains(point))
     return HTCLOSE;
 
   // Allow dialogs to show the system menu and be dragged.
   if (GetWidget()->widget_delegate()->AsDialogDelegate()) {
     gfx::Rect sys_rect(0, 0, title_->x(), title_->y());
     sys_rect.set_origin(gfx::Point(GetMirroredXForRect(sys_rect), 0));
     if (sys_rect.Contains(point))
@@ skipping 207 matching lines @@
   // |offscreen_adjust|, e.g. positive |offscreen_adjust| means bubble
   // window needs to be moved to the right and that means we need to move arrow
   // to the left, and that means negative offset.
   bubble_border_->set_arrow_offset(
       bubble_border_->GetArrowOffset(window_bounds.size()) - offscreen_adjust);
   if (offscreen_adjust)
     SchedulePaint();
 }
 
 }  // namespace views