Remove deprecated ReplicaInputConnection

content/browser/renderer_host/render_widget_host_view_android.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/browser/renderer_host/render_widget_host_view_android.h"
 
 #include <android/bitmap.h>
 
 #include <utility>
 
@@ skipping 755 matching lines @@
     TextInputManager* text_input_manager,
     RenderWidgetHostViewBase* updated_view,
     bool did_change_state) {
   DCHECK_EQ(text_input_manager_, text_input_manager);
   // If there are no active widgets, the TextInputState.type should be reported
   // as none.
   const TextInputState& state =
       GetTextInputManager()->GetActiveWidget()
           ? *GetTextInputManager()->GetTextInputState()
           : TextInputState();
-  if (state.is_non_ime_change && updated_view->GetRenderWidgetHost()) {
-    // Sends an acknowledgement to the renderer of a processed IME event.
-    updated_view->GetRenderWidgetHost()->Send(
-        new InputMsg_ImeEventAck(host_->GetRoutingID()));
-  }
 
   if (!content_view_core_)
     return;
 
   content_view_core_->UpdateImeAdapter(
       GetNativeImeAdapter(), static_cast<int>(state.type), state.flags,
       state.mode, state.value, state.selection_start, state.selection_end,
       state.composition_start, state.composition_end, state.show_ime_if_needed,
       state.is_non_ime_change);
 }
@@ skipping 1203 matching lines @@
     case ui::MotionEvent::ACTION_UP:
     case ui::MotionEvent::ACTION_POINTER_UP:
       UMA_HISTOGRAM_CUSTOM_COUNTS("Event.Latency.OS.TOUCH_RELEASED",
                                   delta.InMicroseconds(), 1, 1000000, 50);
     default:
       return;
   }
 }
 
 }  // namespace content