Fix the filtershow activity to portrait

bug:7279214

Stop-gap for factory rom.

Change-Id: I6073d148dff1016577244cf26c7048ca00d58a54
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 166d75e..ef16d66 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -240,7 +240,8 @@
         <activity
             android:name="com.android.gallery3d.filtershow.FilterShowActivity"
             android:label="@string/title_activity_filter_show"
-             android:theme="@android:style/Theme.Holo" >
+             android:theme="@android:style/Theme.Holo"
+             android:screenOrientation="portrait">
             <intent-filter>
                 <action android:name="android.intent.action.EDIT" />
                 <category android:name="android.intent.category.DEFAULT" />