android_webview: Let AwContents manage TouchHandleDrawable

content/browser/web_contents/web_contents_impl.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/web_contents/web_contents_impl.h"
 
 #include <stddef.h>
 
 #include <cmath>
 #include <utility>
@@ skipping 5125 matching lines @@
   }
   // Notify for UI updates if the state changes.
   DCHECK(bluetooth_connected_device_count_ != 0);
   bluetooth_connected_device_count_--;
   if (bluetooth_connected_device_count_ == 0) {
     NotifyNavigationStateChanged(INVALIDATE_TYPE_TAB);
   }
 }
 
 #if defined(OS_ANDROID)
+void WebContentsImpl::OnDidCreateTouchHandle(
+    ui::TouchHandleDrawable* drawable) {
+  FOR_EACH_OBSERVER(WebContentsObserver,
+                    observers_,
+                    DidCreateTouchHandle(drawable));
+}
+
 void WebContentsImpl::NotifyFindMatchRectsReply(
     int version,
     const std::vector<gfx::RectF>& rects,
     const gfx::RectF& active_rect) {
   if (delegate_)
     delegate_->FindMatchRectsReply(this, version, rects, active_rect);
 }
 #endif
 
 void WebContentsImpl::SetForceDisableOverscrollContent(bool force_disable) {
@@ skipping 50 matching lines @@
   for (RenderViewHost* render_view_host : render_view_host_set)
     render_view_host->OnWebkitPreferencesChanged();
 }
 
 void WebContentsImpl::SetJavaScriptDialogManagerForTesting(
     JavaScriptDialogManager* dialog_manager) {
   dialog_manager_ = dialog_manager;
 }
 
 }  // namespace content