Refactor webview to use //components/printing

android_webview/renderer/aw_print_web_view_helper_delegate.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 "android_webview/renderer/aw_print_web_view_helper_delegate.h"
+
+#include "content/public/renderer/render_view.h"
+#include "third_party/WebKit/public/web/WebElement.h"
+#include "third_party/WebKit/public/web/WebLocalFrame.h"
+
+AwPrintWebViewHelperDelegate::~AwPrintWebViewHelperDelegate() {
+}
+
+bool AwPrintWebViewHelperDelegate::CancelPrerender(
+        content::RenderView* render_view, int routing_id) {
+  return false;
+}
+
+blink::WebElement AwPrintWebViewHelperDelegate::GetPdfElement(
+        blink::WebLocalFrame* frame) {
+  return blink::WebElement();
+}