Make CanResize and CanMaximize depend on shape (WidgetHasHitTestMask).

chrome/browser/ui/views/apps/chrome_native_app_window_views.cc

 // Copyright 2014 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 "chrome/browser/ui/views/apps/chrome_native_app_window_views.h"
 
 #include "apps/ui/views/app_window_frame_view.h"
 #include "base/command_line.h"
 #include "chrome/app/chrome_command_ids.h"
 #include "chrome/browser/app_mode/app_mode_utils.h"
@@ skipping 624 matching lines @@
     widget()->SetShape(new SkRegion(*shape_));
     if (!had_shape) {
       native_window->SetEventTargeter(scoped_ptr<ui::EventTargeter>(
           new ShapedAppWindowTargeter(native_window, this)));
     }
   } else {
     widget()->SetShape(NULL);
     if (had_shape)
       native_window->SetEventTargeter(scoped_ptr<ui::EventTargeter>());
   }
+  widget()->OnSizeConstraintsChanged();
 }
 
 bool ChromeNativeAppWindowViews::HasFrameColor() const {
   return has_frame_color_;
 }
 
 SkColor ChromeNativeAppWindowViews::ActiveFrameColor() const {
   return active_frame_color_;
 }
 
@@ skipping 15 matching lines @@
     InitializePanelWindow(create_params);
   } else {
     InitializeDefaultWindow(create_params);
   }
   extension_keybinding_registry_.reset(new ExtensionKeybindingRegistryViews(
       Profile::FromBrowserContext(app_window->browser_context()),
       widget()->GetFocusManager(),
       extensions::ExtensionKeybindingRegistry::PLATFORM_APPS_ONLY,
       NULL));
 }