[TTS] Add an ACK message to SelectWordAroundCaret.

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 508 matching lines @@
 
 bool RenderWidgetHostViewAndroid::OnMessageReceived(
     const IPC::Message& message) {
   if (IPC_MESSAGE_ID_CLASS(message.type()) == SyncCompositorMsgStart) {
     return SyncCompositorOnMessageReceived(message);
   }
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(RenderWidgetHostViewAndroid, message)
     IPC_MESSAGE_HANDLER(ViewHostMsg_ShowUnhandledTapUIIfNeeded,
                         OnShowUnhandledTapUIIfNeeded)
+    IPC_MESSAGE_HANDLER(ViewHostMsg_SelectWordAroundCaretAck,
+                        OnSelectWordAroundCaretAck)
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
   return handled;
 }
 
 bool RenderWidgetHostViewAndroid::SyncCompositorOnMessageReceived(
     const IPC::Message& message) {
   DCHECK(!content_view_core_ || sync_compositor_) << !!content_view_core_;
   return sync_compositor_ && sync_compositor_->OnMessageReceived(message);
 }
@@ skipping 105 matching lines @@
   if (!content_view_core_)
     return;
   // Validate the coordinates are within the viewport.
   gfx::Size viewport_size = content_view_core_->GetViewportSizeDip();
   if (x_dip < 0 || x_dip > viewport_size.width() ||
       y_dip < 0 || y_dip > viewport_size.height())
     return;
   content_view_core_->OnShowUnhandledTapUIIfNeeded(x_dip, y_dip);
 }
 
+void RenderWidgetHostViewAndroid::OnSelectWordAroundCaretAck(bool did_select,
+                                                             int start_adjust,
+                                                             int end_adjust) {
+  if (!content_view_core_)
+    return;
+  content_view_core_->OnSelectWordAroundCaretAck(did_select, start_adjust,
+                                                 end_adjust);
+}
+
 gfx::Rect RenderWidgetHostViewAndroid::GetViewBounds() const {
   if (!content_view_core_)
     return default_bounds_;
 
   gfx::Size size(content_view_core_->GetViewSize());
   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
           switches::kEnableOSKOverscroll)) {
     size.Enlarge(0, view_.GetSystemWindowInsetBottom() / view_.GetDipScale());
   }
 
@@ skipping 1559 matching lines @@
 
   ui::WindowAndroidCompositor* compositor = window_android->GetCompositor();
   if (!compositor)
     return;
 
   overscroll_controller_ = base::MakeUnique<OverscrollControllerAndroid>(
       overscroll_refresh_handler, compositor, view_.GetDipScale());
 }
 
 }  // namespace content