DO NOT MERGE - Fixes account_* URI handling in BP2

 Cherry pick from master

 Bug: 3329654
 Changes the handling of account_* URI parameters to allow requests
 to distinguish between no account_* filtering and filter to the
 default account.

Change-Id: Ic633d2dcb4c04d51aabffb504a57f08f83de08cb
diff --git a/src/com/android/browser/BookmarksLoader.java b/src/com/android/browser/BookmarksLoader.java
index 650c3ca..e2f8941 100644
--- a/src/com/android/browser/BookmarksLoader.java
+++ b/src/com/android/browser/BookmarksLoader.java
@@ -66,10 +66,7 @@
     }
 
     static Uri addAccount(Uri uri, String accountType, String accountName) {
-        if (!TextUtils.isEmpty(accountType) && !TextUtils.isEmpty(accountName)) {
-            return uri.buildUpon().appendQueryParameter(Bookmarks.PARAM_ACCOUNT_TYPE, accountType).
-                    appendQueryParameter(Bookmarks.PARAM_ACCOUNT_NAME, accountName).build();
-        }
-        return uri;
+        return uri.buildUpon().appendQueryParameter(Bookmarks.PARAM_ACCOUNT_TYPE, accountType).
+                appendQueryParameter(Bookmarks.PARAM_ACCOUNT_NAME, accountName).build();
     }
 }