Bug 466542, update preference pane strings, r=mfinkle

mobile/chrome/content/browser.xul

@@ -355,31 +355,27 @@
             <vbox class="prefsection">
               <label value="&content.title;" crop="end" flex="1"/>
             </vbox>
-            <richpref pref="permissions.default.image" title="&permissions.default.image.title;" type="boolint" on="1" off="2">
-              &permissions.default.image.description;
-            </richpref>
-            <richpref pref="javascript.enabled" type="bool" title="&javascript.enabled.title;">
-              &javascript.enabled.description;
+            <richpref pref="permissions.default.image" title="&showImages.title;" type="boolint" on="1" off="2"/>
+            <richpref pref="javascript.enabled" type="bool" title="&enableJavaScript.title;">
+              &enableJavaScript.description;
             </richpref>
             <richpref pref="javascript.options.jit.content" type="bool" title="&javascript.options.jit.content.title;">
               &javascript.options.jit.content.description;
             </richpref>
-            <richpref pref="plugins.enabled" type="bool" title="&plugins.enabled.title;" onsynctopreference="Browser.setPluginState(this.value);">
-              &plugins.enabled.description;
+            <richpref pref="plugins.enabled" type="bool" title="&enablePlugins.title;" onsynctopreference="Browser.setPluginState(this.value);">
+              &enablePlugins.description;
             </richpref>
 
             <vbox class="prefsection">
               <label value="&privacy.title;" crop="end" flex="1"/>
             </vbox>
-            <richpref pref="network.cookie.cookieBehavior" title="&network.cookie.cookieBehavior.title;" type="boolint" on="0" off="2">
-              &network.cookie.cookieBehavior.description;
+            <richpref pref="network.cookie.cookieBehavior" title="&allowCookies.title;" type="boolint" on="0" off="2">
+              &allowCookies.description;
             </richpref>
-            <richpref pref="signon.rememberSignons" title="&signon.rememberSignons.title;" type="bool">
-              &signon.rememberSignons.description;
-            </richpref>
-            <richpref title="&clear.private.data.title;" type="button">
-              &clear.private.data.description;
-              <button id="prefs-clear-data" label="&clear.private.data.button;" command="cmd_sanitize"/>
+            <richpref pref="signon.rememberSignons" title="&rememberPasswords.title;" type="bool"/>
+            <richpref title="&clearPrivateData.title;" type="button">
+              &clearPrivateData.description;
+              <button id="prefs-clear-data" label="&clearPrivateData.button;" command="cmd_sanitize"/>
             </richpref>
           </richlistbox>
         </vbox>

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

@@ -1,17 +1,15 @@
 <!ENTITY content.title                             "Content">
-<!ENTITY permissions.default.image.title           "Load images automatically">
-<!ENTITY permissions.default.image.description     "Makes websites pretty">
-<!ENTITY javascript.enabled.title                  "Enable JavaScript">
-<!ENTITY javascript.enabled.description            "Makes websites flashy">
+<!ENTITY showImages.title                          "Show images">
+<!ENTITY enableJavaScript.title                    "Enable JavaScript">
+<!ENTITY enableJavaScript.description              "Most interactive sites use JavaScript">
 <!ENTITY javascript.options.jit.content.title      "Enable JavaScript tracing">
 <!ENTITY javascript.options.jit.content.description "Use native‐code compilation in JavaScript">
-<!ENTITY plugins.enabled.title                     "Enable Plugins">
-<!ENTITY plugins.enabled.description               "Makes websites annoying">
+<!ENTITY enablePlugins.title                       "Enable Plugins">
+<!ENTITY enablePlugins.description                 "Plugins are used for special content such as video">
 <!ENTITY privacy.title                             "Privacy &amp; Security">
-<!ENTITY network.cookie.cookieBehavior.title       "Save cookies">
-<!ENTITY network.cookie.cookieBehavior.description "Delicious delicacies">
-<!ENTITY clear.private.data.title                  "Clear private data">
-<!ENTITY clear.private.data.button                 "Clear…">
-<!ENTITY clear.private.data.description            "Saves your hide">
-<!ENTITY signon.rememberSignons.title              "Save passwords">
-<!ENTITY signon.rememberSignons.description        "Lets you type less">
+<!ENTITY allowCookies.title                        "Allow cookies">
+<!ENTITY allowCookies.description                  "Sites use cookies to identify you and remember your settings">
+<!ENTITY clearPrivateData.title                    "Clear recent browsing history">
+<!ENTITY clearPrivateData.button                   "Clear">
+<!ENTITY clearPrivateData.description              "Your history helps &brandShortName; suggest where you want to go">
+<!ENTITY rememberPasswords.title                   "Remember passwords">