Omit char limit for hint sync error messages and set recomended char limit for title

BUG=b/31003541

Review-Url: https://codereview.chromium.org/2284563004
Cr-Commit-Position: refs/heads/master@{#414734}

chrome/android/java/strings/android_chrome_strings.grd

@@ -1265,22 +1265,22 @@ To obtain new licenses, connect to the internet and play your downloaded content
       </message>
 
       <!-- Hint of sync error solution strings -->
-      <message name="IDS_SYNC_ERROR_CARD_TITLE" desc="Title of the Sync Error Card. [CHAR-LIMIT=80]">
+      <message name="IDS_SYNC_ERROR_CARD_TITLE" desc="Title of the Sync Error Card. [CHAR-LIMIT=32]">
         Sync isn't working
       </message>
-      <message name="IDS_HINT_ANDROID_SYNC_DISABLED" desc="Hint message to resolve Android system sync is disabled error. [CHAR-LIMIT=80]">
+      <message name="IDS_HINT_ANDROID_SYNC_DISABLED" desc="Hint message to resolve Android system sync is disabled error.">
         Open Android settings and re-enable Android system sync to start Chrome sync
       </message>
-      <message name="IDS_HINT_SYNC_AUTH_ERROR" desc="Hint message to resolve sync auth error. [CHAR-LIMIT=80]">
+      <message name="IDS_HINT_SYNC_AUTH_ERROR" desc="Hint message to resolve sync auth error.">
         Sign in again to start sync
       </message>
-      <message name="IDS_HINT_PASSPHRASE_REQUIRED" desc="Hint message to resolve passphrase required error. [CHAR-LIMIT=80]">
+      <message name="IDS_HINT_PASSPHRASE_REQUIRED" desc="Hint message to resolve passphrase required error.">
         Enter your passphrase to start sync
       </message>
-      <message name="IDS_HINT_OTHER_SYNC_ERRORS" desc="Hint message to resolve sync errors not listed independently. [CHAR-LIMIT=80]">
+      <message name="IDS_HINT_OTHER_SYNC_ERRORS" desc="Hint message to resolve sync errors not listed independently.">
         Try signing in again
       </message>
-      <message name="IDS_HINT_CLIENT_OUT_OF_DATE" desc="Hint message to resolve sync protocol error for out-of-date client. [CHAR-LIMIT=80]">
+      <message name="IDS_HINT_CLIENT_OUT_OF_DATE" desc="Hint message to resolve sync protocol error for out-of-date client.">
         Update <ph name="PRODUCT_NAME">%1$s<ex>Chrome</ex></ph> to start sync
       </message>