Simplify the IDS_UPDATE_RECOMMENDED string.

The old string passively implied that the user was somehow at fault. Change the
string to simply state that an update is available and that relaunching will
apply it.

TBR=grt@chromium.org

Bug: none
Change-Id: I42ce3dd12f966b36cb858c0df349f4ae4bbac8be
Reviewed-on: https://chromium-review.googlesource.com/1114196Reviewed-by: Chris Palmer <palmer@chromium.org>
Commit-Queue: Chris Palmer <palmer@chromium.org>
Cr-Commit-Position: refs/heads/master@{#570214}

chrome/app/chromium_strings.grd

@@ -956,7 +956,7 @@ Please check your email at <ph name="ACCOUNT_EMAIL">$2<ex>jane.doe@example.com</
           Relaunch Chromium
         </message>
         <message name="IDS_UPDATE_RECOMMENDED" desc="The main text of the Update Recommended dialog.">
-          Chromium is out of date because it hasn't been relaunched in a while. An update is available and will be applied as soon as you relaunch.
+          A new update for Chromium is available and will be applied as soon as you relaunch.
         </message>
         <message name="IDS_RELAUNCH_AND_UPDATE" desc="The button in the Update Recommended dialog which updates and relaunches Chrome.">
           Relaunch

chrome/app/google_chrome_strings.grd

@@ -974,7 +974,7 @@ Please check your email at <ph name="ACCOUNT_EMAIL">$2<ex>jane.doe@example.com</
           Relaunch Chrome
         </message>
         <message name="IDS_UPDATE_RECOMMENDED" desc="The main text of the Update Recommended dialog.">
-          Chrome is out of date because it hasn't been relaunched in a while. An update is available and will be applied as soon as you relaunch.
+          A new update for Chrome is available and will be applied as soon as you relaunch.
         </message>
         <message name="IDS_RELAUNCH_AND_UPDATE" desc="The button in the Update Recommended dialog which updates and relaunches Chrome.">
           Relaunch