Fixed the inconsistent behavior when touching/longtouching on different input fields.

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/auto_reset.h"
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/debug/trace_event.h"
@@ skipping 2027 matching lines @@
   UpdateCompositionInfo(true);
 #endif
 }
 
 void RenderWidget::didHandleGestureEvent(
     const WebGestureEvent& event,
     bool event_cancelled) {
 #if defined(OS_ANDROID) || defined(USE_AURA)
   if (event_cancelled)
     return;
+  ChangeSource curent_ime_status =
+      input_method_is_active_ ? FROM_IME : FROM_NON_IME;
   if (event.type == WebInputEvent::GestureTap) {
-    UpdateTextInputState(SHOW_IME_IF_NEEDED, FROM_NON_IME);
+    UpdateTextInputState(SHOW_IME_IF_NEEDED, curent_ime_status);
   } else if (event.type == WebInputEvent::GestureLongPress) {
     DCHECK(webwidget_);
     if (webwidget_->textInputInfo().value.isEmpty())
-      UpdateTextInputState(NO_SHOW_IME, FROM_NON_IME);
+      UpdateTextInputState(NO_SHOW_IME, curent_ime_status);
     else
-      UpdateTextInputState(SHOW_IME_IF_NEEDED, FROM_NON_IME);
+      UpdateTextInputState(SHOW_IME_IF_NEEDED, curent_ime_status);
   }
 #endif
 }
 
 void RenderWidget::StartCompositor() {
   // For widgets that are never visible, we don't need the compositor to run
   // at all.
   if (never_visible_)
     return;
   compositor_->setSurfaceReady();
@@ skipping 173 matching lines @@
 void RenderWidget::RegisterVideoHoleFrame(RenderFrameImpl* frame) {
   video_hole_frames_.AddObserver(frame);
 }
 
 void RenderWidget::UnregisterVideoHoleFrame(RenderFrameImpl* frame) {
   video_hole_frames_.RemoveObserver(frame);
 }
 #endif  // defined(VIDEO_HOLE)
 
 }  // namespace content