Add title bar indicator to tab

    Bug: http://b/issue?id=3184567
    When the url bar is scrolled off the screen, the current
    tab shows an indicator

Change-Id: I5a1f11bac09304c81857496b4bb7662656ef225a
diff --git a/src/com/android/browser/BaseUi.java b/src/com/android/browser/BaseUi.java
index 70813e5..f220e70 100644
--- a/src/com/android/browser/BaseUi.java
+++ b/src/com/android/browser/BaseUi.java
@@ -160,7 +160,7 @@
         // Enable the built-in zoom
         w.getSettings().setBuiltInZoomControls(true);
         if (mXLargeScreenSize) {
-            w.setScrollListener(mTabBar);
+            w.setScrollListener(this);
             w.getSettings().setDisplayZoomControls(false);
         }
 
@@ -848,9 +848,9 @@
     }
 
     @Override
-    public void onScroll(boolean titleVisible) {
+    public void onScroll(int visibleTitleHeight) {
         if (mTabBar != null) {
-            mTabBar.onScroll(titleVisible);
+            mTabBar.onScroll(visibleTitleHeight);
         }
     }