Drop SDK with support libraries from LRW15C  #1280654

Also added script import_currrent_sdk.sh to help update the prerelease
SDK.

Change-Id: I67c709fd02869b73581d6cfa5a9a0e4293ea2890
diff --git a/current/support/v7/appcompat/res/layout/abc_activity_chooser_view_include.xml b/current/support/v7/appcompat/res/layout/abc_activity_chooser_view_include.xml
new file mode 100644
index 0000000..975b13e
--- /dev/null
+++ b/current/support/v7/appcompat/res/layout/abc_activity_chooser_view_include.xml
@@ -0,0 +1,68 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+**
+** Copyright 2013, 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.
+*/
+-->
+<merge
+    xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <FrameLayout
+        android:id="@+id/expand_activities_button"
+        android:layout_width="wrap_content"
+        android:layout_height="match_parent"
+        android:layout_gravity="center"
+        android:focusable="true"
+        android:addStatesFromChildren="true"
+        android:background="?attr/actionBarItemBackground">
+
+        <ImageView
+            android:id="@+id/image"
+            android:layout_width="56dip"
+            android:layout_height="36dip"
+            android:layout_gravity="center"
+            android:paddingTop="2dip"
+            android:paddingBottom="2dip"
+            android:paddingLeft="12dip"
+            android:paddingRight="12dip"
+            android:scaleType="fitCenter"
+            android:adjustViewBounds="true" />
+
+    </FrameLayout>
+
+    <FrameLayout
+        android:id="@+id/default_activity_button"
+        android:layout_width="wrap_content"
+        android:layout_height="match_parent"
+        android:layout_gravity="center"
+        android:focusable="true"
+        android:addStatesFromChildren="true"
+        android:background="?attr/actionBarItemBackground">
+
+        <ImageView
+            android:id="@+id/image"
+            android:layout_width="56dip"
+            android:layout_height="36dip"
+            android:layout_gravity="center"
+            android:paddingTop="2dip"
+            android:paddingBottom="2dip"
+            android:paddingLeft="12dip"
+            android:paddingRight="12dip"
+            android:scaleType="fitCenter"
+            android:adjustViewBounds="true" />
+
+    </FrameLayout>
+
+</merge>
\ No newline at end of file