Enable PasswordManagerBrowserTestBase.SameOriginIframeAutoFillTest to get more data

chrome/browser/password_manager/password_manager_test_base.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/browser/password_manager/password_manager_test_base.h"
 
 #include <string>
 
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
@@ skipping 382 matching lines @@
 void PasswordManagerBrowserTestBase::CheckElementValue(
     const std::string& element_id,
     const std::string& expected_value) {
   CheckElementValue("null", element_id, expected_value);
 }
 
 void PasswordManagerBrowserTestBase::CheckElementValue(
     const std::string& iframe_id,
     const std::string& element_id,
     const std::string& expected_value) {
-  const std::string value_check_script = base::StringPrintf(
+  const std::string value_get_script = base::StringPrintf(
       "if (%s)"
       "  var element = document.getElementById("
       "      '%s').contentDocument.getElementById('%s');"
       "else "
       "  var element = document.getElementById('%s');"
-      "window.domAutomationController.send(element && element.value == '%s');",
+      "var value = element ? element.value : 'element not found';"
+      "window.domAutomationController.send(value);",
       iframe_id.c_str(), iframe_id.c_str(), element_id.c_str(),
-      element_id.c_str(), expected_value.c_str());
-  bool return_value = false;
-  ASSERT_TRUE(content::ExecuteScriptAndExtractBool(
-      RenderViewHost(), value_check_script, &return_value));
-  EXPECT_TRUE(return_value) << "element_id = " << element_id
-                            << ", expected_value = " << expected_value;
+      element_id.c_str());
+  std::string return_value;
+  ASSERT_TRUE(content::ExecuteScriptAndExtractString(
+      RenderViewHost(), value_get_script, &return_value));
+  EXPECT_EQ(expected_value, return_value) << "element_id = " << element_id;
 }
 
 void PasswordManagerBrowserTestBase::AddHSTSHost(const std::string& host) {
   base::RunLoop run_loop;
 
   content::BrowserThread::PostTaskAndReply(
       content::BrowserThread::IO, FROM_HERE,
       base::Bind(&AddHSTSHostImpl,
                  make_scoped_refptr(browser()->profile()->GetRequestContext()),
                  host),
       run_loop.QuitClosure());
 
   run_loop.Run();
 }