Initial implementation of new wallpaper picker.

Change-Id: Ib4c5ac4989b4959fa62465d9cde3cac662e24949
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index f885a6c..64bd4e3 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -127,6 +127,22 @@
                 android:resource="@xml/wallpaper_picker_preview" />
         </activity>
 
+        <activity
+            android:name="com.android.launcher3.WallpaperPickerActivity"
+            android:theme="@style/Theme.WallpaperPicker"
+            android:label="@string/pick_wallpaper"
+            android:icon="@mipmap/ic_launcher_wallpaper"
+            android:finishOnCloseSystemDialogs="true"
+            android:process=":wallpaper_chooser">
+            <intent-filter>
+                <action android:name="android.intent.action.SET_WALLPAPER" />
+                <category android:name="android.intent.category.DEFAULT" />
+            </intent-filter>
+            <meta-data android:name="android.wallpaper.preview"
+                android:resource="@xml/wallpaper_picker_preview" />
+        </activity>
+
+
         <!-- Debugging tools -->
         <activity
             android:name="com.android.launcher3.MemoryDumpActivity"