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

ash/wm/frame_painter.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 "ash/wm/frame_painter.h"
 
 #include <vector>
 
 #include "ash/ash_constants.h"
 #include "ash/root_window_controller.h"
@@ skipping 308 matching lines @@
 
 gfx::Rect FramePainter::GetWindowBoundsForClientBounds(
     int top_height,
     const gfx::Rect& client_bounds) const {
   return gfx::Rect(std::max(0, client_bounds.x() - kBorderThickness),
                    std::max(0, client_bounds.y() - top_height),
                    client_bounds.width() + (2 * kBorderThickness),
                    client_bounds.height() + top_height + kBorderThickness);
 }
 
-int FramePainter::NonClientHitTest(views::NonClientFrameView* view,
-                                   const gfx::Point& point) {
+int FramePainter::NonClientHitTest(const views::NonClientFrameView* view,
+                                   const gfx::Point& point) const {
   gfx::Rect expanded_bounds = view->bounds();
   int outside_bounds = kResizeOutsideBoundsSize;
 
   if (aura::Env::GetInstance()->is_touch_down())
     outside_bounds *= kResizeOutsideBoundsScaleForTouch;
   expanded_bounds.Inset(-outside_bounds, -outside_bounds);
 
   if (!expanded_bounds.Contains(point))
     return HTNOWHERE;
 
@@ skipping 612 matching lines @@
   // |window_icon_| for this computation as it may be NULL.
   int title_y = GetCloseButtonCenterY() - title_font.GetHeight() / 2;
   return gfx::Rect(
       title_x,
       std::max(0, title_y),
       std::max(0, size_button_->x() - kTitleLogoSpacing - title_x),
       title_font.GetHeight());
 }
 
 }  // namespace ash