Remove Owner param to EventFilter's ctor.

ui/aura/event_filter_unittest.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/aura/event_filter.h"
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "ui/aura/event.h"
 #include "ui/aura/root_window.h"
@@ skipping 74 matching lines @@
 //    +- w11
 //      +- w111 (EF)
 //        +- w1111 <-- target window
 TEST_F(EventFilterTest, Basic) {
   scoped_ptr<Window> w1(CreateWindow(1, RootWindow::GetInstance(), NULL));
   scoped_ptr<Window> w11(CreateWindow(11, w1.get(), NULL));
   scoped_ptr<Window> w111(CreateWindow(111, w11.get(), NULL));
   TestEventFilterWindowDelegate* d1111 = new TestEventFilterWindowDelegate;
   scoped_ptr<Window> w1111(CreateWindow(1111, w111.get(), d1111));
 
-  TestEventFilter* root_window_filter =
-      new TestEventFilter(RootWindow::GetInstance());
-  TestEventFilter* w1_filter = new TestEventFilter(w1.get());
-  TestEventFilter* w111_filter = new TestEventFilter(w111.get());
+  TestEventFilter* root_window_filter = new TestEventFilter;
+  TestEventFilter* w1_filter = new TestEventFilter;
+  TestEventFilter* w111_filter = new TestEventFilter;
   RootWindow::GetInstance()->SetEventFilter(root_window_filter);
   w1->SetEventFilter(w1_filter);
   w111->SetEventFilter(w111_filter);
 
   w1111->GetFocusManager()->SetFocusedWindow(w1111.get());
 
   // To start with, no one is going to consume any events. All three filters
   // and the w1111's delegate should receive the event.
   EventGenerator generator(w1111.get());
   generator.PressLeftButton();
@@ skipping 36 matching lines @@
   EXPECT_EQ(0, w111_filter->mouse_event_count());
   EXPECT_EQ(0, d1111->mouse_event_count());
   EXPECT_EQ(0, root_window_filter->touch_event_count());
   EXPECT_EQ(0, w1_filter->touch_event_count());
   EXPECT_EQ(0, w111_filter->touch_event_count());
   EXPECT_EQ(0, d1111->touch_event_count());
 }
 
 }  // namespace test
 }  // namespace aura