Update browseable samples for lmp-docs

Synced to commit df5e5013422b81b4fd05c0ac9fd964b13624847a. Includes
new samples for Android Auto.

Change-Id: I3fec46e2a6b3f196682a92f1afd91eb682dc2dc1

samples/browseable/SlidingTabsBasic/AndroidManifest.xml

@@ -22,7 +22,7 @@
     android:versionCode="1"
     android:versionName="1.0">
 
-    <uses-sdk android:minSdkVersion="4" android:targetSdkVersion="19" />
+    <!-- Min/target SDK versions (<uses-sdk>) managed by build.gradle -->
 
     <application android:allowBackup="true"
         android:label="@string/app_name"

samples/browseable/SlidingTabsBasic/_index.jd

@@ -1,14 +1,10 @@
-
-
-
 page.tags="SlidingTabsBasic"
 sample.group=UI
 @jd:body
 
 <p>
-  This sample shows how to use <code><a href=
-  "{@docRoot}samples/SlidingTabsBasic/src/com.example.android.common/view/SlidingTabLayout.html">
-  SlidingTabLayout</a></code> to display a custom {@link
-  android.support.v4.view.ViewPager ViewPager} title strip that gives
-  continuous feedback to the user when scrolling.
-</p>
+            
+            A basic sample which shows how to use SlidingTabLayout to display a custom
+            ViewPager title strip which gives continuous feedback to the user when scrolling.
+            
+        </p>

samples/browseable/SlidingTabsBasic/res/values-v21/template-styles.xml

@@ -1,5 +1,5 @@
 <!--
-  Copyright 2013 The Android Open Source Project
+  Copyright 2014 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.
@@ -12,8 +12,11 @@
   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.
--->
+  -->
+
 <resources>
-    <string name="sample_show_log">Show Log</string>
-    <string name="sample_hide_log">Hide Log</string>
+
+    <!-- Activity themes -->
+    <style name="Theme.Base" parent="android:Theme.Material.Light" />
+
 </resources>

samples/browseable/SlidingTabsBasic/res/values/base-strings.xml

@@ -14,9 +14,6 @@
  See the License for the specific language governing permissions and
  limitations under the License.
 -->
-
-
-
 <resources>
     <string name="app_name">SlidingTabsBasic</string>
     <string name="intro_message">

samples/browseable/SlidingTabsBasic/src/com.example.android.slidingtabsbasic/MainActivity.java

@@ -14,9 +14,6 @@
 * limitations under the License.
 */
 
-
-
-
 package com.example.android.slidingtabsbasic;
 
 import android.os.Bundle;
@@ -50,10 +47,12 @@ public class MainActivity extends SampleActivityBase {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_main);
 
-        FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
-        SlidingTabsBasicFragment fragment = new SlidingTabsBasicFragment();
-        transaction.replace(R.id.sample_content_fragment, fragment);
-        transaction.commit();
+        if (savedInstanceState == null) {
+            FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
+            SlidingTabsBasicFragment fragment = new SlidingTabsBasicFragment();
+            transaction.replace(R.id.sample_content_fragment, fragment);
+            transaction.commit();
+        }
     }
 
     @Override