Fix placeholder numbering in iOS specific strings.

ios/chrome/app/strings/ios_google_chrome_strings.grd

Index: ios/chrome/app/strings/ios_google_chrome_strings.grd
diff --git a/ios/chrome/app/strings/ios_google_chrome_strings.grd b/ios/chrome/app/strings/ios_google_chrome_strings.grd
index c2df6e146855ae0b7291ef9c448688c1bc8f9b57..1ef3e87f1b2f65b2b708e9594ffb9eda1a535f3f 100644
--- a/ios/chrome/app/strings/ios_google_chrome_strings.grd
+++ b/ios/chrome/app/strings/ios_google_chrome_strings.grd
@@ -160,6 +160,9 @@ all other OS specific variables will be false.
       <message name="IDS_IOS_SAVE_IMAGE_PRIVACY_ALERT_MESSAGE" desc="Message to inform user that Save Image failed due to insufficient privilege in Privacy Settings. Directs user to adjust Privacy Settings for Chrome. This message is displayed as the message body in an alert box with a single OK button. [Length: 120em]">
         Google Chrome does not have access to your photos or videos. Enable access in iOS Settings &gt; Privacy &gt; Photos.
       </message>
+      <message name="IDS_IOS_TRANSLATE_INFOBAR_NEVER_MESSAGE" desc="Message for the Translate infobar to allow the user to opt out. [Length: 250em]">
+        Would you like Google Chrome to offer to translate <ph name="LANGUAGE_NAME">$1<ex>French</ex></ph> pages from this site next time?
+      </message>
       <message name="IDS_IOS_UPGRADE_AVAILABLE" desc="Text to inform the user of the presence of a new version of the application">
         Chrome just got better! A new version is available.
       </message>