[iOS][CredentialProvider] Add a singular title for suggested passwords

Fixed: 1100887
Change-Id: Ib7a1ed5bbdf003e5311ab244730c8411f6b5f4e8
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2584682
Auto-Submit: Javier Flores <javierrobles@chromium.org>
Reviewed-by: Gauthier Ambard <gambard@chromium.org>
Commit-Queue: Javier Flores <javierrobles@chromium.org>
Cr-Commit-Position: refs/heads/master@{#836651}

ios/chrome/credential_provider_extension/credential_provider_extension_localize_strings_config.plist

@@ -36,6 +36,7 @@
 				<string>IDS_IOS_CREDENTIAL_PROVIDER_SET_UP_SCREENLOCK_TITLE</string>
 				<string>IDS_IOS_CREDENTIAL_PROVIDER_SET_UP_SCREENLOCK_LEARN_HOW</string>
 				<string>IDS_IOS_CREDENTIAL_PROVIDER_SHOW_DETAILS_ACCESSIBILITY_LABEL</string>
+				<string>IDS_IOS_CREDENTIAL_PROVIDER_SUGGESTED_PASSWORD</string>
 				<string>IDS_IOS_CREDENTIAL_PROVIDER_SUGGESTED_PASSWORDS</string>
 				<string>IDS_IOS_CREDENTIAL_PROVIDER_OK</string>
 			</array>

ios/chrome/credential_provider_extension/strings/ios_credential_provider_extension_strings.grd

@@ -227,6 +227,9 @@ all other OS specific variables will be false.
       <message name="IDS_IOS_CREDENTIAL_PROVIDER_SHOW_DETAILS_ACCESSIBILITY_LABEL" desc="Used as the accessibility label read by screen readers for a show details button." meaning="[iOS only][CHAR_LIMIT=30]">
         Show Details
       </message>
+      <message name="IDS_IOS_CREDENTIAL_PROVIDER_SUGGESTED_PASSWORD" desc="Header for table section for suggested passwords" meaning="Header of table section showing the password most likely to be selected by user [CHAR_LIMIT=30]">
+        Suggested Password
+      </message>
       <message name="IDS_IOS_CREDENTIAL_PROVIDER_SUGGESTED_PASSWORDS" desc="Header for table section for suggested passwords" meaning="Header of table section showing passwords most likely to be selected by user [CHAR_LIMIT=30]">
         Suggested Passwords
       </message>

ios/chrome/credential_provider_extension/strings/ios_credential_provider_extension_strings_grd/IDS_IOS_CREDENTIAL_PROVIDER_SUGGESTED_PASSWORD.png.sha1

+c6289bbd886b394f54c10154b2ee595fc16af886
\ No newline at end of file

ios/chrome/credential_provider_extension/ui/credential_list_view_controller.mm

@@ -133,8 +133,15 @@ const CGFloat kHeaderHeight = 70;
     return NSLocalizedString(@"IDS_IOS_CREDENTIAL_PROVIDER_NO_SEARCH_RESULTS",
                              @"No search results found");
   } else if ([self isSuggestedPasswordSection:section]) {
-    return NSLocalizedString(@"IDS_IOS_CREDENTIAL_PROVIDER_SUGGESTED_PASSWORDS",
-                             @"Suggested Passwords");
+    if (self.suggestedPasswords.count > 1) {
+      return NSLocalizedString(
+          @"IDS_IOS_CREDENTIAL_PROVIDER_SUGGESTED_PASSWORDS",
+          @"Suggested Passwords");
+    } else {
+      return NSLocalizedString(
+          @"IDS_IOS_CREDENTIAL_PROVIDER_SUGGESTED_PASSWORD",
+          @"Suggested Password");
+    }
   } else {
     return NSLocalizedString(@"IDS_IOS_CREDENTIAL_PROVIDER_ALL_PASSWORDS",
                              @"All Passwords");