Add test-only constructor for PageLoadExtraInfo.

chrome/browser/prerender/prerender_browsertest.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 <stddef.h>
 #include <deque>
 #include <set>
 #include <string>
 #include <unordered_map>
 #include <utility>
@@ skipping 523 matching lines @@
 };
 
 base::FilePath GetTestPath(const std::string& file_name) {
   return ui_test_utils::GetTestFilePath(
       base::FilePath(FILE_PATH_LITERAL("prerender")),
       base::FilePath().AppendASCII(file_name));
 }
 
 page_load_metrics::PageLoadExtraInfo GenericPageLoadExtraInfo(
     const GURL& dest_url) {
-  return page_load_metrics::PageLoadExtraInfo(
-      base::TimeDelta(), base::TimeDelta(), false,
-      page_load_metrics::UserInitiatedInfo::BrowserInitiated(), dest_url,
-      dest_url, true /* did_commit */, page_load_metrics::END_NONE,
-      page_load_metrics::UserInitiatedInfo::NotUserInitiated(),
-      base::TimeDelta(), page_load_metrics::PageLoadMetadata());
+  return page_load_metrics::PageLoadExtraInfo::CreateForTesting(
+      dest_url, false /* started_in_foreground */);
 }
 
 }  // namespace
 
 class PrerenderBrowserTest : public test_utils::PrerenderInProcessBrowserTest {
  public:
   PrerenderBrowserTest()
       : call_javascript_(true),
         check_load_events_(true),
         loader_path_("/prerender/prerender_loader.html") {}
@@ skipping 3255 matching lines @@
       browser()->tab_strip_model()->GetActiveWebContents();
   bool display_test_result = false;
   ASSERT_TRUE(content::ExecuteScriptAndExtractBool(web_contents,
                                                    "DidDisplayReallyPass()",
                                                    &display_test_result));
   ASSERT_TRUE(display_test_result);
 }
 #endif  // !defined(DISABLE_NACL)
 
 }  // namespace prerender