Remove content:// from the Browser.

Disable content access in WebView as well.  This requires a change to
frameworks/base.

Bug: 1196879
Change-Id: I2008a4226f84752e4d876f62dcbd032cba8e72cc
diff --git a/src/com/android/browser/UrlUtils.java b/src/com/android/browser/UrlUtils.java
index 2df0a61..acfac00 100644
--- a/src/com/android/browser/UrlUtils.java
+++ b/src/com/android/browser/UrlUtils.java
@@ -32,7 +32,7 @@
             "(?i)" + // switch on case insensitive matching
             "(" +    // begin group for schema
             "(?:http|https|file):\\/\\/" +
-            "|(?:inline|data|about|content|javascript):" +
+            "|(?:inline|data|about|javascript):" +
             ")" +
             "(.*)" );