Add unaudited exported flag to exposed runtime receivers

Android T allows apps to declare a runtime receiver as not exported
by invoking registerReceiver with a new RECEIVER_NOT_EXPORTED flag;
receivers registered with this flag will only receive broadcasts from
the platform and the app itself. However to ensure developers can
properly protect their receivers, all apps targeting U or later
registering a receiver for non-system broadcasts must specify either
the exported or not exported flag when invoking #registerReceiver;
if one of these flags is not provided, the platform will throw a
SecurityException. This commit updates all the exposed receivers
with a new RECEIVER_EXPORTED_UNAUDITED flag to maintain the existing
behavior of exporting the receiver while also flagging the receiver
for audit before the U release.

Bug: 234659204
Test: Build
Change-Id: I202a6837a0496cf6761f4b8b3d92a0904af68741
diff --git a/src/com/android/gallery3d/data/MtpClient.java b/src/com/android/gallery3d/data/MtpClient.java
index 737b5b6..0b25bf9 100644
--- a/src/com/android/gallery3d/data/MtpClient.java
+++ b/src/com/android/gallery3d/data/MtpClient.java
@@ -172,7 +172,7 @@
         filter.addAction(UsbManager.ACTION_USB_DEVICE_ATTACHED);
         filter.addAction(UsbManager.ACTION_USB_DEVICE_DETACHED);
         filter.addAction(ACTION_USB_PERMISSION);
-        context.registerReceiver(mUsbReceiver, filter);
+        context.registerReceiver(mUsbReceiver, filter, Context.RECEIVER_EXPORTED/*UNAUDITED*/);
     }
 
     /**
diff --git a/src/com/android/gallery3d/ingest/data/MtpClient.java b/src/com/android/gallery3d/ingest/data/MtpClient.java
index cc6c9ce..3943a6d 100644
--- a/src/com/android/gallery3d/ingest/data/MtpClient.java
+++ b/src/com/android/gallery3d/ingest/data/MtpClient.java
@@ -170,7 +170,7 @@
     filter.addAction(UsbManager.ACTION_USB_DEVICE_ATTACHED);
     filter.addAction(UsbManager.ACTION_USB_DEVICE_DETACHED);
     filter.addAction(ACTION_USB_PERMISSION);
-    context.registerReceiver(mUsbReceiver, filter);
+    context.registerReceiver(mUsbReceiver, filter, Context.RECEIVER_EXPORTED/*UNAUDITED*/);
   }
 
   /**