Fix intermediate src dir for framework.jar

Intermediate src dir for JAVA_LIBRARIES should be in the common
intermediate dir.

Change-Id: Ib16ddd63aed080cdd1494204b347c1e1e1beafcb

core/java/android/app/IThumbnailRetriever.aidl

@@ -18,6 +18,7 @@ import android.graphics.Bitmap;
 
 /**
  * System private API for retrieving thumbnails
+ * {@hide}
  */
 interface IThumbnailRetriever {
     Bitmap getThumbnail(int index);

core/java/android/content/IOnPrimaryClipChangedListener.aidl

@@ -16,6 +16,9 @@
 
 package android.content;
 
+/**
+ * {@hide}
+ */
 oneway interface IOnPrimaryClipChangedListener {
     void dispatchPrimaryClipChanged();
 }