UI revision for tabbed browsing
     bug # http://b/issue?id=2712871

     separated tab bar from url bar
     subclassed webview for scroll listener
     added search button support

Change-Id: Ib9bd0c7e815e2ef08cdd20334daf61263cd52938
diff --git a/res/drawable/tab_background.xml b/res/drawable/tab_background.xml
new file mode 100644
index 0000000..65db25e
--- /dev/null
+++ b/res/drawable/tab_background.xml
@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2010 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:state_selected="true"
+            android:drawable="@drawable/tab_selected_bg" />
+    <item android:state_selected="false"
+            android:drawable="@drawable/tab_unselected_bg" />
+</selector>