Do not show IME on every touchend event when input field has focus

content/renderer/render_widget.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 "content/renderer/render_widget.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/debug/trace_event.h"
 #include "base/logging.h"
@@ skipping 1152 matching lines @@
       // send us the same kind of event we are delaying the ack for.
       Send(pending_input_event_ack_.release());
     }
     pending_input_event_ack_.reset(response);
     if (compositor_)
       compositor_->NotifyInputThrottledUntilCommit();
   } else {
     Send(response);
   }
 
-#if defined(OS_ANDROID)
-  // Allow the IME to be shown when the focus changes as a consequence
-  // of a processed touch end event.
-  if (input_event->type == WebInputEvent::TouchEnd && processed)
-    UpdateTextInputState(true, true);
-#endif
-
   handling_input_event_ = false;
 
   if (!prevent_default) {
     if (WebInputEvent::isKeyboardEventType(input_event->type))
       DidHandleKeyEvent();
     if (WebInputEvent::isMouseEventType(input_event->type))
       DidHandleMouseEvent(*(static_cast<const WebMouseEvent*>(input_event)));
     if (WebInputEvent::isTouchEventType(input_event->type))
       DidHandleTouchEvent(*(static_cast<const WebTouchEvent*>(input_event)));
   }
@@ skipping 1627 matching lines @@
           GetURLForGraphicsContext3D(),
           gpu_channel_host.get(),
           use_echo_for_swap_ack,
           attributes,
           false /* bind generates resources */,
           limits));
   return context.Pass();
 }
 
 }  // namespace content