Issue 616 - Add $generichide + $genericblock filter options and enforce them.

lib/contentPolicy.js

Index: lib/contentPolicy.js
diff --git a/lib/contentPolicy.js b/lib/contentPolicy.js
index b0498da6ec3bf66b35e35d8d8114e99ad3477707..eaef9b016156797948a5b3b3f812f4fe8f6d9591 100644
--- a/lib/contentPolicy.js
+++ b/lib/contentPolicy.js
@@ -162,6 +162,8 @@ let Policy = exports.Policy =
     let docDomain = getHostname(wndLocation);
     let match = null;
     let [sitekey, sitekeyWnd] = getSitekey(wnd);
+    let nogeneric = false;
+
     if (!match && Prefs.enabled)
     {
       let testWnd = wnd;
@@ -181,6 +183,23 @@ let Policy = exports.Policy =
           return true;
         }
 
+        let genericType = (contentType == Policy.type.ELEMHIDE ?
+                           RegExpFilter.typeMap.GENERICHIDE :
+                           RegExpFilter.typeMap.GENERICBLOCK);
+        let parentDocDomain = getHostname(parentWndLocation);
+        let nogenericMatch = defaultMatcher.matchesAny(
+          testWndLocation, genericType, parentDocDomain, false, testSitekey
+        );
+        if (nogenericMatch instanceof WhitelistFilter)
+        {
+          nogeneric = true;
+
+          FilterStorage.increaseHitCount(nogenericMatch, wnd);
+          RequestNotifier.addNodeData(testWnd.document, topWnd, contentType,
+                                      parentDocDomain, false, testWndLocation,
+                                      nogenericMatch);
+        }
+
         if (testWnd.parent == testWnd)
           break;
 
@@ -236,13 +255,17 @@ let Policy = exports.Policy =
         RequestNotifier.addNodeData(node, topWnd, contentType, docDomain, false, locationText, exception);
         return true;
       }
+
+      if (nogeneric && match.isGeneric())
+        return true;
     }
 
     let thirdParty = (contentType == Policy.type.ELEMHIDE ? false : isThirdParty(location, docDomain));
 
     if (!match && Prefs.enabled && contentType in Policy.typeMask)
     {
-      match = defaultMatcher.matchesAny(locationText, Policy.typeMask[contentType], docDomain, thirdParty, sitekey);
+      match = defaultMatcher.matchesAny(locationText, Policy.typeMask[contentType],
+                                        docDomain, thirdParty, sitekey, nogeneric);
       if (match instanceof BlockingFilter && node.ownerDocument && !(contentType in Policy.nonVisual))
       {
         let prefCollapse = (match.collapse != null ? match.collapse : !Prefs.fastcollapse);