chromeos: converts WindowState to aura::Window

ash/wm/workspace/workspace_event_handler.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/workspace/workspace_event_handler.h"
 
 #include "ash/shell_port.h"
 #include "ash/wm/window_state.h"
 #include "ash/wm/wm_event.h"
 #include "ash/wm_window.h"
+#include "ui/aura/window.h"
+#include "ui/aura/window_delegate.h"
 #include "ui/base/hit_test.h"
 #include "ui/events/event.h"
 
 namespace ash {
 
 WorkspaceEventHandler::WorkspaceEventHandler() : click_component_(HTNOWHERE) {}
 
 WorkspaceEventHandler::~WorkspaceEventHandler() {}
 
 void WorkspaceEventHandler::OnMouseEvent(ui::MouseEvent* event,
@@ skipping 69 matching lines @@
     const wm::WMEvent wm_event(wm::WM_EVENT_TOGGLE_MAXIMIZE_CAPTION);
     target->GetWindowState()->OnWMEvent(&wm_event);
     event->StopPropagation();
   }
   click_component_ = HTNOWHERE;
 }
 
 void WorkspaceEventHandler::HandleVerticalResizeDoubleClick(
     wm::WindowState* target_state,
     ui::MouseEvent* event) {
-  WmWindow* target = target_state->window();
+  aura::Window* target = target_state->window();
   if (event->flags() & ui::EF_IS_DOUBLE_CLICK) {
-    int component = target->GetNonClientComponent(event->location());
+    int component =
+        target->delegate()

[msw, 2017/05/23 05:46:55]

optional nit: since this block is contingent on a valid non-client hit
component, you can probably put "|| !target->delegate()" in the conditional
above and then assume it's valid here.

[sky, 2017/05/23 17:14:38]

Done.

+            ? target->delegate()->GetNonClientComponent(event->location())
+            : HTNOWHERE;
     if (component == HTBOTTOM || component == HTTOP) {
       ShellPort::Get()->RecordUserMetricsAction(
           UMA_TOGGLE_SINGLE_AXIS_MAXIMIZE_BORDER_CLICK);
       const wm::WMEvent wm_event(wm::WM_EVENT_TOGGLE_VERTICAL_MAXIMIZE);
       target_state->OnWMEvent(&wm_event);
       event->StopPropagation();
     } else if (component == HTLEFT || component == HTRIGHT) {
       ShellPort::Get()->RecordUserMetricsAction(
           UMA_TOGGLE_SINGLE_AXIS_MAXIMIZE_BORDER_CLICK);
       const wm::WMEvent wm_event(wm::WM_EVENT_TOGGLE_HORIZONTAL_MAXIMIZE);
       target_state->OnWMEvent(&wm_event);
       event->StopPropagation();
     }
   }
 }
 
 }  // namespace ash