Browser Side Text Input State Tracking for OOPIF.

content/browser/renderer_host/render_widget_host_view_mus.cc

 // Copyright 2015 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_mus.h"
 
 #include <utility>
 
 #include "build/build_config.h"
 #include "components/mus/public/cpp/window.h"
 #include "components/mus/public/cpp/window_tree_connection.h"
 #include "content/browser/mojo/mojo_child_connection.h"
 #include "content/browser/renderer_host/render_process_host_impl.h"
 #include "content/browser/renderer_host/render_widget_host_impl.h"
 #include "content/common/render_widget_window_tree_client_factory.mojom.h"
+#include "content/common/text_input_state.h"
 #include "content/public/common/mojo_shell_connection.h"
 #include "mojo/shell/public/cpp/connector.h"
 #include "ui/aura/client/screen_position_client.h"
 #include "ui/aura/window.h"
 #include "ui/base/hit_test.h"
 
 namespace blink {
 struct WebScreenInfo;
 }
 
@@ skipping 91 matching lines @@
 gfx::Vector2dF RenderWidgetHostViewMus::GetLastScrollOffset() const {
   return gfx::Vector2dF();
 }
 
 void RenderWidgetHostViewMus::RenderProcessGone(base::TerminationStatus status,
                                                 int error_code) {
   NOTIMPLEMENTED();
 }
 
 void RenderWidgetHostViewMus::Destroy() {
+  // 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();
+
   delete aura_window_;
 }
 
 gfx::Size RenderWidgetHostViewMus::GetPhysicalBackingSize() const {
   return RenderWidgetHostViewBase::GetPhysicalBackingSize();
 }
 
 base::string16 RenderWidgetHostViewMus::GetSelectedText() const {
   NOTIMPLEMENTED();
   return base::string16();
@@ skipping 43 matching lines @@
 }
 
 void RenderWidgetHostViewMus::UpdateCursor(const WebCursor& cursor) {
   // TODO(fsamuel): Implement cursors in Mus.
   NOTIMPLEMENTED();
 }
 
 void RenderWidgetHostViewMus::SetIsLoading(bool is_loading) {
 }
 
-void RenderWidgetHostViewMus::TextInputStateChanged(
-    const ViewHostMsg_TextInputState_Params& params) {
-  // TODO(fsamuel): Implement an IME mojo app.
+void RenderWidgetHostViewMus::UpdateInputMethodIfNecessary(
+    bool text_input_state_changed) {
+  // TODO: Implement the IME logic when input state changes.
 }
 
 void RenderWidgetHostViewMus::ImeCancelComposition() {
   // TODO(fsamuel): Implement an IME mojo app.
 }
 
 void RenderWidgetHostViewMus::ImeCompositionRangeChanged(
     const gfx::Range& range,
     const std::vector<gfx::Rect>& character_bounds) {
   // TODO(fsamuel): Implement IME.
@@ skipping 94 matching lines @@
 
 void RenderWidgetHostViewMus::LockCompositingSurface() {
   NOTIMPLEMENTED();
 }
 
 void RenderWidgetHostViewMus::UnlockCompositingSurface() {
   NOTIMPLEMENTED();
 }
 
 }  // namespace content