fix type in variable names

src/main/java/com/owncloud/android/utils/DisplayUtils.java

@@ -113,8 +113,8 @@ public class DisplayUtils {
     private static final int RELATIVE_THRESHOLD_CRITICAL = 95;
     private static final String MIME_TYPE_UNKNOWN = "Unknown type";
 
-    private static final String HTTP_PROTOCOLL = "http://";
-    private static final String HTTPS_PROTOCOLL = "https://";
+    private static final String HTTP_PROTOCOL = "http://";
+    private static final String HTTPS_PROTOCOL = "https://";
     private static final String TWITTER_HANDLE_PREFIX = "@";
 
     private static Map<String, String> mimeType2HumanReadable;
@@ -201,12 +201,12 @@ public class DisplayUtils {
             return "";
         }
 
-        if (url.length() >= 7 && url.substring(0, 7).equalsIgnoreCase(HTTP_PROTOCOLL)) {
-            return url.substring(HTTP_PROTOCOLL.length()).trim();
+        if (url.length() >= 7 && url.substring(0, 7).equalsIgnoreCase(HTTP_PROTOCOL)) {
+            return url.substring(HTTP_PROTOCOL.length()).trim();
         }
 
-        if (url.length() >= 8 && url.substring(0, 8).equalsIgnoreCase(HTTPS_PROTOCOLL)) {
-            return url.substring(HTTPS_PROTOCOLL.length()).trim();
+        if (url.length() >= 8 && url.substring(0, 8).equalsIgnoreCase(HTTPS_PROTOCOL)) {
+            return url.substring(HTTPS_PROTOCOL.length()).trim();
         }
 
         return url.trim();