Avoid two targeting phases in aura client-lib and EventProcessor.

ui/views/touchui/touch_selection_controller_impl_unittest.cc

Index: ui/views/touchui/touch_selection_controller_impl_unittest.cc
diff --git a/ui/views/touchui/touch_selection_controller_impl_unittest.cc b/ui/views/touchui/touch_selection_controller_impl_unittest.cc
index 83de78435dfcbedcc831465e4af30e8177811178..3fef4493d3cd9291ad63d0bbef8bfad6d7e242c2 100644
--- a/ui/views/touchui/touch_selection_controller_impl_unittest.cc
+++ b/ui/views/touchui/touch_selection_controller_impl_unittest.cc
@@ -10,6 +10,8 @@
 #include "ui/aura/client/screen_position_client.h"
 #include "ui/aura/test/test_cursor_client.h"
 #include "ui/aura/window.h"
+#include "ui/aura/window_event_dispatcher.h"
+#include "ui/aura/window_tree_host.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/base/touch/touch_editing_controller.h"
 #include "ui/base/ui_base_switches.h"
@@ -794,8 +796,9 @@ TEST_F(TouchSelectionControllerImplTest, HandlesStackAboveParent) {
   if (IsMus())
     return;
 
-  ui::EventTarget* root = GetContext();
-  ui::EventTargeter* targeter = root->GetEventTargeter();
+  gfx::NativeWindow root = GetContext();

[sadrul, 2017/02/23 03:20:40]

aura::Window

[riajiang, 2017/02/23 03:46:01]

Done.

+  ui::EventTargeter* targeter =
+      root->GetHost()->dispatcher()->GetDefaultEventTargeter();
 
   // Create the first window containing a Views::Textfield.
   CreateTextfield();