Bug 528545: Change 'Clear Recent History' to 'Clear Private Data' [r=gavin.sharp]

mobile/chrome/content/browser.xul

@@ -393,7 +393,7 @@
               <settings id="prefs-privacy" label="&privacy.title;">
                 <setting pref="network.cookie.cookieBehavior" title="&allowCookies.title;" type="boolint" on="0" off="2"/>
                 <setting pref="signon.rememberSignons" title="&rememberPasswords.title;" type="bool"/>
-                <setting title="&clearPrivateData.title;" type="control">
+                <setting title="&clearPrivateData2.title;" type="control">
                   <button id="prefs-clear-data" label="&clearPrivateData.button;" command="cmd_sanitize"/>
                 </setting>
               </settings>

mobile/locales/en-US/chrome/preferences.dtd

@@ -7,7 +7,7 @@
 <!ENTITY enablePlugins.title                       "Enable Plugins">
 <!ENTITY privacy.title                             "Privacy &amp; Security">
 <!ENTITY allowCookies.title                        "Allow cookies">
-<!ENTITY clearPrivateData.title                    "Clear recent browsing history">
+<!ENTITY clearPrivateData2.title                   "Clear private data">
 <!ENTITY clearPrivateData.button                   "Clear">
 <!ENTITY rememberPasswords.title                   "Remember passwords">
 <!ENTITY language.title                            "Language">