Removes TextInputFocusManager.

ui/wm/core/focus_controller.cc

Index: ui/wm/core/focus_controller.cc
diff --git a/ui/wm/core/focus_controller.cc b/ui/wm/core/focus_controller.cc
index 1fee190f450f2b5e8a0eed02ba4d66daa17c75fe..d062903216a0a763eaeb13e465187f1892ef6149 100644
--- a/ui/wm/core/focus_controller.cc
+++ b/ui/wm/core/focus_controller.cc
@@ -10,7 +10,6 @@
 #include "ui/aura/client/focus_change_observer.h"
 #include "ui/aura/env.h"
 #include "ui/aura/window_tracker.h"
-#include "ui/base/ime/text_input_focus_manager.h"
 #include "ui/events/event.h"
 #include "ui/wm/core/focus_rules.h"
 #include "ui/wm/core/window_util.h"
@@ -231,14 +230,6 @@ void FocusController::SetFocusedWindow(aura::Window* window) {
   base::AutoReset<bool> updating_focus(&updating_focus_, true);
   aura::Window* lost_focus = focused_window_;
 
-  // |window| is going to get the focus, so reset the text input client.
-  // OnWindowFocused() may set a proper text input client if the implementation
-  // supports text input.
-  ui::TextInputFocusManager* text_input_focus_manager =
-      ui::TextInputFocusManager::GetInstance();
-  if (window)
-    text_input_focus_manager->FocusTextInputClient(NULL);
-
   // Allow for the window losing focus to be deleted during dispatch. If it is
   // deleted pass NULL to observers instead of a deleted window.
   aura::WindowTracker window_tracker;
@@ -270,10 +261,6 @@ void FocusController::SetFocusedWindow(aura::Window* window) {
         focused_window_,
         window_tracker.Contains(lost_focus) ? lost_focus : NULL);
   }
-
-  // Ensure that the text input client is reset when the window loses the focus.
-  if (!window)
-    text_input_focus_manager->FocusTextInputClient(NULL);
 }
 
 void FocusController::SetActiveWindow(