Revert of Migrate IME state update flow

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 702 matching lines @@
     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 (!ime_adapter_android_ || is_in_vr_)
+  if (!content_view_core_ || is_in_vr_)
     return;
 
-  ime_adapter_android_->UpdateState(state);
+  content_view_core_->UpdateImeAdapter(
+      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.reply_to_request);
 }
 
 void RenderWidgetHostViewAndroid::OnImeCompositionRangeChanged(
     TextInputManager* text_input_manager,
     RenderWidgetHostViewBase* updated_view) {
   DCHECK_EQ(text_input_manager_, text_input_manager);
   const TextInputManager::CompositionRangeInfo* info =
       text_input_manager_->GetCompositionRangeInfo();
   if (!info)
     return;
@@ skipping 1435 matching lines @@
 
   ui::WindowAndroidCompositor* compositor = window_android->GetCompositor();
   if (!compositor)
     return;
 
   overscroll_controller_ = base::MakeUnique<OverscrollControllerAndroid>(
       overscroll_refresh_handler, compositor, view_.GetDipScale());
 }
 
 }  // namespace content