Remove use of deprecated MessageLoop methods in ui.

ui/views/win/hwnd_message_handler.cc

Index: ui/views/win/hwnd_message_handler.cc
diff --git a/ui/views/win/hwnd_message_handler.cc b/ui/views/win/hwnd_message_handler.cc
index f20524e60ae1e585feae4a7ace8576aef4fbe00e..d8c14ee9b2776f12091f4af804e3da9a69df6ff0 100644
--- a/ui/views/win/hwnd_message_handler.cc
+++ b/ui/views/win/hwnd_message_handler.cc
@@ -14,7 +14,10 @@
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/debug/alias.h"
+#include "base/location.h"
 #include "base/macros.h"
+#include "base/single_thread_task_runner.h"
+#include "base/threading/thread_task_runner_handle.h"
 #include "base/trace_event/trace_event.h"
 #include "base/win/scoped_gdi_object.h"
 #include "base/win/windows_version.h"
@@ -422,7 +425,7 @@ void HWNDMessageHandler::Close() {
     // may delete ourselves on destroy and the ATL callback would still
     // dereference us when the callback returns).
     waiting_for_close_now_ = true;
-    base::MessageLoop::current()->PostTask(
+    base::ThreadTaskRunnerHandle::Get()->PostTask(
         FROM_HERE,
         base::Bind(&HWNDMessageHandler::CloseNow, weak_factory_.GetWeakPtr()));
   }
@@ -1252,11 +1255,9 @@ void HWNDMessageHandler::ForceRedrawWindow(int attempts) {
     // unavailable.
     if (--attempts <= 0)
       return;
-    base::MessageLoop::current()->PostDelayedTask(
-        FROM_HERE,
-        base::Bind(&HWNDMessageHandler::ForceRedrawWindow,
-                   weak_factory_.GetWeakPtr(),
-                   attempts),
+    base::ThreadTaskRunnerHandle::Get()->PostDelayedTask(
+        FROM_HERE, base::Bind(&HWNDMessageHandler::ForceRedrawWindow,
+                              weak_factory_.GetWeakPtr(), attempts),
         base::TimeDelta::FromMilliseconds(500));
     return;
   }
@@ -2115,7 +2116,7 @@ void HWNDMessageHandler::OnSize(UINT param, const gfx::Size& size) {
   // don't get nested WM_SIZE messages.
   if (needs_scroll_styles_ && !in_size_loop_) {
     ShowScrollBar(hwnd(), SB_BOTH, FALSE);
-    base::MessageLoop::current()->PostTask(
+    base::ThreadTaskRunnerHandle::Get()->PostTask(
         FROM_HERE, base::Bind(&AddScrollStylesToWindow, hwnd()));
   }
 }
@@ -2227,10 +2228,9 @@ LRESULT HWNDMessageHandler::OnTouchEvent(UINT message,
         GenerateTouchEvent(ui::ET_TOUCH_PRESSED, touch_point, touch_id,
                            event_time, &touch_events);
         touch_down_contexts_++;
-        base::MessageLoop::current()->PostDelayedTask(
-            FROM_HERE,
-            base::Bind(&HWNDMessageHandler::ResetTouchDownContext,
-                       weak_factory_.GetWeakPtr()),
+        base::ThreadTaskRunnerHandle::Get()->PostDelayedTask(
+            FROM_HERE, base::Bind(&HWNDMessageHandler::ResetTouchDownContext,
+                                  weak_factory_.GetWeakPtr()),
             base::TimeDelta::FromMilliseconds(kTouchDownContextResetTimeout));
       } else {
         if (input[i].dwFlags & TOUCHEVENTF_MOVE) {
@@ -2249,10 +2249,9 @@ LRESULT HWNDMessageHandler::OnTouchEvent(UINT message,
     // Handle the touch events asynchronously. We need this because touch
     // events on windows don't fire if we enter a modal loop in the context of
     // a touch event.
-    base::MessageLoop::current()->PostTask(
-        FROM_HERE,
-        base::Bind(&HWNDMessageHandler::HandleTouchEvents,
-                   weak_factory_.GetWeakPtr(), touch_events));
+    base::ThreadTaskRunnerHandle::Get()->PostTask(
+        FROM_HERE, base::Bind(&HWNDMessageHandler::HandleTouchEvents,
+                              weak_factory_.GetWeakPtr(), touch_events));
   }
   CloseTouchInputHandle(reinterpret_cast<HTOUCHINPUT>(l_param));
   SetMsgHandled(FALSE);
@@ -2320,10 +2319,9 @@ void HWNDMessageHandler::OnWindowPosChanging(WINDOWPOS* window_pos) {
         // likes to (incorrectly) recalculate what our position/size should be
         // and send us further updates.
         ignore_window_pos_changes_ = true;
-        base::MessageLoop::current()->PostTask(
-            FROM_HERE,
-            base::Bind(&HWNDMessageHandler::StopIgnoringPosChanges,
-                       weak_factory_.GetWeakPtr()));
+        base::ThreadTaskRunnerHandle::Get()->PostTask(
+            FROM_HERE, base::Bind(&HWNDMessageHandler::StopIgnoringPosChanges,
+                                  weak_factory_.GetWeakPtr()));
       }
       last_monitor_ = monitor;
       last_monitor_rect_ = monitor_rect;