Remove BLINK_ASSERT() and BLINK_ASSERT_NOT_REACHED() macros.

components/plugins/renderer/webview_plugin.cc

 // Copyright 2013 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 "components/plugins/renderer/webview_plugin.h"
 
 #include <stddef.h>
 
 #include "base/auto_reset.h"
 #include "base/message_loop/message_loop.h"
@@ skipping 237 matching lines @@
   cursor = current_cursor_;
 
   return handled;
 }
 
 void WebViewPlugin::didReceiveResponse(const WebURLResponse& response) {
   DCHECK(response_.isNull());
   response_ = response;
 }
 
+void WebViewPlugin::checkIfAudioSinkExistsAndIsAuthorized(
+    const blink::WebString& sinkId,
+    const blink::WebSecurityOrigin&,
+    blink::WebSetSinkIdCallbacks*) {
+  NOTREACHED();
+}
+
 void WebViewPlugin::didReceiveData(const char* data, int data_length) {
   data_.push_back(std::string(data, data_length));
 }
 
 void WebViewPlugin::didFinishLoading() {
   DCHECK(!finished_loading_);
   finished_loading_ = true;
 }
 
 void WebViewPlugin::didFailLoading(const WebURLError& error) {
@@ skipping 72 matching lines @@
   // By default RenderViewObservers are destroyed along with the RenderView.
   // WebViewPlugin has a custom destruction mechanism, so we disable this.
 }
 
 void WebViewPlugin::OnZoomLevelChanged() {
   if (container_) {
     web_view_->setZoomLevel(
       blink::WebView::zoomFactorToZoomLevel(container_->pageZoomFactor()));
   }
 }