Convert GURL::{host,path} to GURL::{host_piece,path_piece} for ==.

chrome/renderer/printing/chrome_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 "chrome/renderer/printing/chrome_print_web_view_helper_delegate.h"
 
 #include <vector>
 
 #include "base/command_line.h"
 #include "base/strings/string_util.h"
@@ skipping 27 matching lines @@
   return render_view->Send(
       new ChromeViewHostMsg_CancelPrerenderForPrinting(routing_id));
 }
 
 // Return the PDF object element if |frame| is the out of process PDF extension.
 blink::WebElement ChromePrintWebViewHelperDelegate::GetPdfElement(
         blink::WebLocalFrame* frame) {
 #if BUILDFLAG(ENABLE_EXTENSIONS)
   GURL url = frame->document().url();
   bool inside_print_preview = url.GetOrigin() == chrome::kChromeUIPrintURL;
-  bool inside_pdf_extension = url.SchemeIs(extensions::kExtensionScheme) &&
-                              url.host() == extension_misc::kPdfExtensionId;
+  bool inside_pdf_extension =
+      url.SchemeIs(extensions::kExtensionScheme) &&
+      url.host_piece() == extension_misc::kPdfExtensionId;
   if (inside_print_preview || inside_pdf_extension) {
     // <object> with id="plugin" is created in
     // chrome/browser/resources/pdf/pdf.js.
     auto plugin_element = frame->document().getElementById("plugin");
     if (!plugin_element.isNull()) {
       return plugin_element;
     }
     NOTREACHED();
   }
 #endif  // BUILDFLAG(ENABLE_EXTENSIONS)
@@ skipping 20 matching lines @@
     // PDF plugin document correctly print the PDF. See
     // https://crbug.com/448720.
     base::DictionaryValue message;
     message.SetString("type", "print");
     mime_handlers.front()->PostMessageFromValue(message);
     return true;
   }
 #endif  // BUILDFLAG(ENABLE_EXTENSIONS)
   return false;
 }