Rewrite std::string("") to std::string(), Linux edition.

content/browser/database_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 "base/string_number_conversions.h"
 #include "base/utf_string_conversions.h"
 #include "content/public/browser/browser_context.h"
 #include "content/public/browser/download_manager.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/notification_types.h"
@@ skipping 84 matching lines @@
   UpdateRecord(shell(), 1, "1000");
   CompareRecords(shell(), "0, 1000, 2");
 }
 
 // Delete records in the database.
 IN_PROC_BROWSER_TEST_F(DatabaseTest, DeleteRecord) {
   Navigate(shell());
   CreateTable(shell());
   InsertRecord(shell(), "text");
   DeleteRecord(shell(), 0);
-  CompareRecords(shell(), "");
+  CompareRecords(shell(), std::string());
 
   InsertRecord(shell(), "0");
   InsertRecord(shell(), "1");
   InsertRecord(shell(), "2");
   DeleteRecord(shell(), 1);
   CompareRecords(shell(), "0, 2");
 }
 
 // Attempts to delete a nonexistent row in the table.
 IN_PROC_BROWSER_TEST_F(DatabaseTest, DeleteNonexistentRow) {
@@ skipping 28 matching lines @@
     UpdateRecord(shell(), i, item);
     if (!expected.empty())
       expected += ", ";
     expected += item;
   }
   CompareRecords(shell(), expected);
 
   for (int i = 0; i < 10; ++i)
     DeleteRecord(shell(), 0);
 
-  CompareRecords(shell(), "");
+  CompareRecords(shell(), std::string());
 
   RunScriptAndCheckResult(
       shell(), "deleteRecord(1)", "could not find row with index: 1");
 
-  CompareRecords(shell(), "");
+  CompareRecords(shell(), std::string());
 }
 
 // Create records in the database and verify they persist after reload.
 IN_PROC_BROWSER_TEST_F(DatabaseTest, ReloadPage) {
   Navigate(shell());
   CreateTable(shell());
   InsertRecord(shell(), "text");
 
   WindowedNotificationObserver load_stop_observer(
       NOTIFICATION_LOAD_STOP,
       NotificationService::AllSources());
   shell()->Reload();
   load_stop_observer.Wait();
 
   CompareRecords(shell(), "text");
 }
 
 // Attempt to read a database created in a regular browser from an off the
 // record browser.
 IN_PROC_BROWSER_TEST_F(DatabaseTest, OffTheRecordCannotReadRegularDatabase) {
   Navigate(shell());
   CreateTable(shell());
   InsertRecord(shell(), "text");
 
   Shell* otr = CreateOffTheRecordBrowser();
   Navigate(otr);
   ASSERT_FALSE(HasTable(otr));
 
   CreateTable(otr);
-  CompareRecords(otr, "");
+  CompareRecords(otr, std::string());
 }
 
 // Attempt to read a database created in an off the record browser from a
 // regular browser.
 IN_PROC_BROWSER_TEST_F(DatabaseTest, RegularCannotReadOffTheRecordDatabase) {
   Shell* otr = CreateOffTheRecordBrowser();
   Navigate(otr);
   CreateTable(otr);
   InsertRecord(otr, "text");
 
   Navigate(shell());
   ASSERT_FALSE(HasTable(shell()));
   CreateTable(shell());
-  CompareRecords(shell(), "");
+  CompareRecords(shell(), std::string());
 }
 
 // Verify DB changes within first window are present in the second window.
 IN_PROC_BROWSER_TEST_F(DatabaseTest, ModificationPersistInSecondTab) {
   Navigate(shell());
   CreateTable(shell());
   InsertRecord(shell(), "text");
 
   Shell* shell2 = CreateBrowser();
   Navigate(shell2);
@@ skipping 47 matching lines @@
   Navigate(otr1);
   CreateTable(otr1);
   InsertRecord(otr1, "text");
 
   Shell* otr2 = CreateOffTheRecordBrowser();
   Navigate(otr2);
   CompareRecords(otr2, "text");
 }
 
 }  // namespace content