Revert of Browser Side Text Input State Tracking for OOPIF.

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>
 
 #include "base/android/build_info.h"
@@ skipping 634 matching lines @@
 
 void RenderWidgetHostViewAndroid::SetIsLoading(bool is_loading) {
   // Do nothing. The UI notification is handled through ContentViewClient which
   // is TabContentsDelegate.
 }
 
 long RenderWidgetHostViewAndroid::GetNativeImeAdapter() {
   return reinterpret_cast<intptr_t>(&ime_adapter_android_);
 }
 
-void RenderWidgetHostViewAndroid::UpdateInputMethodIfNecessary(
-    bool text_input_state_changed) {
-  DCHECK(text_input_state_changed);
+void RenderWidgetHostViewAndroid::TextInputStateChanged(
+    const ViewHostMsg_TextInputState_Params& params) {
+  if (params.is_non_ime_change) {
+    // Sends an acknowledgement to the renderer of a processed IME event.
+    host_->Send(new InputMsg_ImeEventAck(host_->GetRoutingID()));
+  }
+
   if (!content_view_core_)
     return;
 
-  const TextInputState* state = host_->delegate()->GetTextInputState();
-
   content_view_core_->UpdateImeAdapter(
-      GetNativeImeAdapter(), static_cast<int>(state->type), state->flags,
-      state->value, state->selection_start, state->selection_end,
-      state->composition_start, state->composition_end,
-      state->show_ime_if_needed, state->is_non_ime_change);
+      GetNativeImeAdapter(),
+      static_cast<int>(params.type), params.flags,
+      params.value, params.selection_start, params.selection_end,
+      params.composition_start, params.composition_end,
+      params.show_ime_if_needed, params.is_non_ime_change);
 }
 
 void RenderWidgetHostViewAndroid::UpdateBackgroundColor(SkColor color) {
   if (cached_background_color_ == color)
     return;
 
   cached_background_color_ = color;
   if (content_view_core_)
     content_view_core_->OnBackgroundColorChanged(color);
 }
@@ skipping 125 matching lines @@
   RemoveLayers();
   SetContentViewCore(NULL);
 
   if (!surface_id_.is_null()) {
     DCHECK(surface_factory_.get());
     surface_factory_->Destroy(surface_id_);
     surface_id_ = cc::SurfaceId();
   }
   surface_factory_.reset();
 
-  // The WebContentsImpl should be notified about us so that it will not hold
-  // an invalid text input state which was due to active text on this view.
-  NotifyHostDelegateAboutShutdown();
-
   // The RenderWidgetHost's destruction led here, so don't call it.
   host_ = NULL;
 
   delete this;
 }
 
 void RenderWidgetHostViewAndroid::SetTooltipText(
     const base::string16& tooltip_text) {
   // Tooltips don't makes sense on Android.
 }
@@ skipping 1191 matching lines @@
   results->orientationAngle = display.RotationAsDegree();
   results->orientationType =
       RenderWidgetHostViewBase::GetOrientationTypeForMobile(display);
   gfx::DeviceDisplayInfo info;
   results->depth = info.GetBitsPerPixel();
   results->depthPerComponent = info.GetBitsPerComponent();
   results->isMonochrome = (results->depthPerComponent == 0);
 }
 
 }  // namespace content