Introduces window_finder_android.cc

chrome/browser/ui/views/tabs/window_finder_impl.cc

-// Copyright 2014 The Chromium Authors. All rights reserved.
+// Copyright 2015 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/tabs/window_finder.h"
+#include "chrome/browser/ui/views/tabs/window_finder_impl.h"
 
-#include "ash/shell_window_ids.h"
-#include "ash/wm/coordinate_conversion.h"
 #include "ui/aura/client/screen_position_client.h"
 #include "ui/aura/window.h"
 #include "ui/aura/window_event_dispatcher.h"
+#include "ui/compositor/layer.h"
 #include "ui/wm/core/window_util.h"
 
-namespace {
-
 gfx::NativeWindow GetLocalProcessWindowAtPointImpl(
     const gfx::Point& screen_point,
     const std::set<gfx::NativeWindow>& ignore,
+    const std::set<int>& ignore_ids,
     gfx::NativeWindow window) {
   if (ignore.find(window) != ignore.end())
-    return NULL;
+    return nullptr;
 
   if (!window->IsVisible())
-    return NULL;
+    return nullptr;
 
-  if (window->id() == ash::kShellWindowId_PhantomWindow ||
-      window->id() == ash::kShellWindowId_OverlayContainer ||
-      window->id() == ash::kShellWindowId_MouseCursorContainer)
-    return NULL;
+  if (ignore_ids.find(window->id()) != ignore_ids.end())
+    return nullptr;
 
   if (window->layer()->type() == ui::LAYER_TEXTURED) {
     // Returns the window that has visible layer and can hit the
     // |screen_point|, because we want to detach the tab as soon as
     // the dragging mouse moved over to the window that can hide the
     // moving tab.
     aura::client::ScreenPositionClient* client =
         aura::client::GetScreenPositionClient(window->GetRootWindow());
     gfx::Point local_point = screen_point;
     client->ConvertPointFromScreen(window, &local_point);
     return window->GetEventHandlerForPoint(local_point) ? window : nullptr;
   }
 
   for (aura::Window::Windows::const_reverse_iterator i =
-           window->children().rbegin(); i != window->children().rend(); ++i) {
+           window->children().rbegin();
+       i != window->children().rend(); ++i) {
     gfx::NativeWindow result =
-        GetLocalProcessWindowAtPointImpl(screen_point, ignore, *i);
+        GetLocalProcessWindowAtPointImpl(screen_point, ignore, ignore_ids, *i);
     if (result)
       return result;
   }
-  return NULL;
+  return nullptr;
 }
-
-}  // namespace
-
-gfx::NativeWindow GetLocalProcessWindowAtPointAsh(
-    const gfx::Point& screen_point,
-    const std::set<gfx::NativeWindow>& ignore) {
-  return GetLocalProcessWindowAtPointImpl(
-      screen_point, ignore, ::ash::wm::GetRootWindowAt(screen_point));
-}