Removed redundant character escapes to fix lint errors.

app/build.gradle

@@ -40,7 +40,7 @@ android {
         }
     }
     lintOptions {
-        abortOnError false
+        abortOnError true
     }
 }
 

app/src/main/java/acr/browser/lightning/download/WebAddress.java

@@ -35,11 +35,11 @@ class WebAddress {
     private static final int MATCH_GROUP_PORT = 4;
     private static final int MATCH_GROUP_PATH = 5;
     private static final Pattern sAddressPattern = Pattern.compile(
-    /* scheme */"(?:(http|https|file)\\:\\/\\/)?" +
-    /* authority */"(?:([-A-Za-z0-9$_.+!*'(),;?&=]+(?:\\:[-A-Za-z0-9$_.+!*'(),;?&=]+)?)@)?" +
+    /* scheme */"(?:(http|https|file)://)?" +
+    /* authority */"(?:([-A-Za-z0-9$_.+!*'(),;?&=]+(?::[-A-Za-z0-9$_.+!*'(),;?&=]+)?)@)?" +
     /* host */"([" + GOOD_IRI_CHAR + "%_-][" + GOOD_IRI_CHAR + "%_\\.-]*|\\[[0-9a-fA-F:\\.]+\\])?" +
-    /* port */"(?:\\:([0-9]*))?" +
-    /* path */"(\\/?[^#]*)?" +
+    /* port */"(?::([0-9]*))?" +
+    /* path */"(/?[^#]*)?" +
     /* anchor */".*", Pattern.CASE_INSENSITIVE);
 
     /**

app/src/main/java/acr/browser/lightning/reading/OutputFormatter.java

@@ -23,7 +23,7 @@ public class OutputFormatter {
     private static final int MIN_FIRST_PARAGRAPH_TEXT = 50; // Min size of first paragraph
     private static final int MIN_PARAGRAPH_TEXT = 30;       // Min size of any other paragraphs
     private static final List<String> NODES_TO_REPLACE = Arrays.asList("strong", "b", "i");
-    private Pattern unlikelyPattern = Pattern.compile("display\\:none|visibility\\:hidden");
+    private Pattern unlikelyPattern = Pattern.compile("display:none|visibility:hidden");
     private final int minFirstParagraphText;
     private final int minParagraphText;
     private final List<String> nodesToReplace;

app/src/main/java/acr/browser/lightning/reading/SHelper.java

@@ -253,7 +253,7 @@ class SHelper {
     public static String getUrlFromUglyGoogleRedirect(String url) {
         if (url.startsWith("http://www.google.com/url?")) {
             url = url.substring("http://www.google.com/url?".length());
-            String arr[] = urlDecode(url).split("\\&");
+            String arr[] = urlDecode(url).split("&");
             for (String str : arr) {
                 if (str.startsWith("q="))
                     return str.substring("q=".length());

app/src/main/java/acr/browser/lightning/utils/IntentUtils.java

@@ -24,7 +24,7 @@ public class IntentUtils {
             + // switch on case insensitive matching
             '('
             + // begin group for schema
-            "(?:http|https|file):\\/\\/" + "|(?:inline|data|about|javascript):" + "|(?:.*:.*@)"
+            "(?:http|https|file)://" + "|(?:inline|data|about|javascript):" + "|(?:.*:.*@)"
             + ')' + "(.*)");
 
     public IntentUtils(Activity activity) {

app/src/main/java/acr/browser/lightning/utils/UrlUtils.java

@@ -28,7 +28,7 @@ public class UrlUtils {
     private static final Pattern ACCEPTED_URI_SCHEMA = Pattern.compile(
             "(?i)" + // switch on case insensitive matching
                     '(' +    // begin group for schema
-                    "(?:http|https|file):\\/\\/" +
+                    "(?:http|https|file)://" +
                     "|(?:inline|data|about|javascript):" +
                     "|(?:.*:.*@)" +
                     ')' +