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

chrome/browser/content_settings/content_settings_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/command_line.h"
 #include "base/path_service.h"
 #include "base/stringprintf.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/content_settings/cookie_settings.h"
 #include "chrome/browser/content_settings/host_content_settings_map.h"
@@ skipping 320 matching lines @@
   EXPECT_EQ(expected_title, title_watcher.WaitAndGetTitle());
 }
 
 // Verify that plugins can be allowed on a domain by adding an exception
 IN_PROC_BROWSER_TEST_F(ClickToPlayPluginTest, AllowException) {
   GURL url = ui_test_utils::GetTestUrl(
       base::FilePath(), base::FilePath().AppendASCII("clicktoplay.html"));
 
   browser()->profile()->GetHostContentSettingsMap()->SetDefaultContentSetting(
       CONTENT_SETTINGS_TYPE_PLUGINS, CONTENT_SETTING_BLOCK);
-  browser()->profile()->GetHostContentSettingsMap()->SetContentSetting(
-      ContentSettingsPattern::FromURL(url),
-      ContentSettingsPattern::Wildcard(),
-      CONTENT_SETTINGS_TYPE_PLUGINS,
-      "",
-      CONTENT_SETTING_ALLOW);
+  browser()->profile()->GetHostContentSettingsMap()
+      ->SetContentSetting(ContentSettingsPattern::FromURL(url),
+                          ContentSettingsPattern::Wildcard(),
+                          CONTENT_SETTINGS_TYPE_PLUGINS,
+                          std::string(),
+                          CONTENT_SETTING_ALLOW);
 
   string16 expected_title(ASCIIToUTF16("OK"));
   content::TitleWatcher title_watcher(
       browser()->tab_strip_model()->GetActiveWebContents(), expected_title);
   ui_test_utils::NavigateToURL(browser(), url);
   EXPECT_EQ(expected_title, title_watcher.WaitAndGetTitle());
 }
 
 // Verify that plugins can be blocked on a domain by adding an exception.
 IN_PROC_BROWSER_TEST_F(ClickToPlayPluginTest, BlockException) {
   GURL url = ui_test_utils::GetTestUrl(
       base::FilePath(), base::FilePath().AppendASCII("clicktoplay.html"));
 
-  browser()->profile()->GetHostContentSettingsMap()->SetContentSetting(
-      ContentSettingsPattern::FromURL(url),
-      ContentSettingsPattern::Wildcard(),
-      CONTENT_SETTINGS_TYPE_PLUGINS,
-      "",
-      CONTENT_SETTING_BLOCK);
+  browser()->profile()->GetHostContentSettingsMap()
+      ->SetContentSetting(ContentSettingsPattern::FromURL(url),
+                          ContentSettingsPattern::Wildcard(),
+                          CONTENT_SETTINGS_TYPE_PLUGINS,
+                          std::string(),
+                          CONTENT_SETTING_BLOCK);
 
   string16 expected_title(ASCIIToUTF16("Click To Play"));
   content::TitleWatcher title_watcher(
       browser()->tab_strip_model()->GetActiveWebContents(), expected_title);
   ui_test_utils::NavigateToURL(browser(), url);
   EXPECT_EQ(expected_title, title_watcher.WaitAndGetTitle());
 }
 
 IN_PROC_BROWSER_TEST_F(ClickToPlayPluginTest, LoadAllBlockedPlugins) {
   browser()->profile()->GetHostContentSettingsMap()->SetDefaultContentSetting(
@@ skipping 207 matching lines @@
 #if defined(WIDEVINE_CDM_AVAILABLE)
   RunJavaScriptBlockedTest("load_widevine_no_js.html", true);
 #endif
 
 #if !defined(DISABLE_NACL)
   RunJavaScriptBlockedTest("load_nacl_no_js.html", true);
 #endif
 }
 
 #endif  // defined(ENABLE_PLUGINS)