[TTS] Add an ACK message to SelectWordAroundCaret.

content/browser/android/content_view_core_impl.cc

 // Copyright 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/android/content_view_core_impl.h"
 
 #include <stddef.h>
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_array.h"
@@ skipping 1202 matching lines @@
 void ContentViewCoreImpl::OnShowUnhandledTapUIIfNeeded(int x_dip, int y_dip) {
   JNIEnv* env = AttachCurrentThread();
   ScopedJavaLocalRef<jobject> obj = java_ref_.get(env);
   if (obj.is_null())
     return;
   Java_ContentViewCore_onShowUnhandledTapUIIfNeeded(
       env, obj, static_cast<jint>(x_dip * dpi_scale()),
       static_cast<jint>(y_dip * dpi_scale()));
 }
 
+void ContentViewCoreImpl::OnSelectWordAroundCaretAck(bool did_select,
+                                                     int start_adjust,
+                                                     int end_adjust) {
+  JNIEnv* env = AttachCurrentThread();
+  ScopedJavaLocalRef<jobject> obj = java_ref_.get(env);
+  if (obj.is_null())
+    return;
+  Java_ContentViewCore_onSelectWordAroundCaretAck(env, obj, did_select,
+                                                  start_adjust, end_adjust);
+}
+
 void ContentViewCoreImpl::HidePopupsAndPreserveSelection() {
   JNIEnv* env = AttachCurrentThread();
   ScopedJavaLocalRef<jobject> obj = java_ref_.get(env);
   if (obj.is_null())
     return;
 
   Java_ContentViewCore_hidePopupsAndPreserveSelection(env, obj);
 }
 
 void ContentViewCoreImpl::WebContentsDestroyed() {
@@ skipping 42 matching lines @@
     return ScopedJavaLocalRef<jobject>();
 
   return view->GetJavaObject();
 }
 
 bool RegisterContentViewCore(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }
 
 }  // namespace content