[Url Formatter] Remove deprecated formatUrlForSecurityDisplayOmitScheme

After https://crrev.com/i/2475792 removed the last remaining usages of
formatUrlForSecurityDisplayOmitScheme from the internal code base this
change now removes this deprecated API completely.

Bug: 596488
Change-Id: I5c2ba2552ab0dfae0b87527999b2b8fcb858c5aa
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2026572
Auto-Submit: Jan Wilken Dörrie <jdoerrie@chromium.org>
Commit-Queue: Peter Kasting <pkasting@chromium.org>
Reviewed-by: Peter Kasting <pkasting@chromium.org>
Cr-Commit-Position: refs/heads/master@{#736518}

components/url_formatter/android/java/src/org/chromium/components/url_formatter/UrlFormatter.java

@@ -122,20 +122,6 @@ public final class UrlFormatter {
         return UrlFormatterJni.get().formatUrlForSecurityDisplay(uri, schemeDisplay);
     }
 
-    /**
-     * @deprecated Use {@link #formatUrlForSecurityDisplay(String, int)} instead.
-     * TODO(crbug.com/596488): Remove this once internal usages are migrated.
-     * Builds a String that strips down |uri| to its host, and port.
-     * @param uri The URI to break down.
-     * @return Stripped-down String containing the essential bits of the URL, or the original URL if
-     *         it fails to parse it.
-     */
-    @Deprecated
-    public static String formatUrlForSecurityDisplayOmitScheme(String uri) {
-        return UrlFormatterJni.get().formatUrlForSecurityDisplay(
-                uri, SchemeDisplay.OMIT_HTTP_AND_HTTPS);
-    }
-
     @VisibleForTesting
     @NativeMethods
     public interface Natives {