MTP device: Read manufacturer name and serial number from system properties.

Change-Id: I8d1ad79f38aaaa50fa8899e6b614096af95fdf39
Signed-off-by: Mike Lockwood <lockwood@android.com>
diff --git a/media/mtp/MtpStorage.cpp b/media/mtp/MtpStorage.cpp
index f176148..5e08816 100644
--- a/media/mtp/MtpStorage.cpp
+++ b/media/mtp/MtpStorage.cpp
@@ -71,7 +71,7 @@
 }
 
 const char* MtpStorage::getDescription() const {
-    return "Phone Storage";
+    return "Device Storage";
 }
 
 bool MtpStorage::scanFiles() {