Increase the dropbox disk quota to 20Mb for user debug builds as we add more...

Increase the dropbox disk quota to 20Mb for user debug builds as we add more debug to dropbox for user debug.
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:ea261f6a2a9d1034abfaf2ebdaae72c9869c8c90)
Merged-In: Ib758fa6fa47cfd26e895bf8d7b9d5bde98c99461
Change-Id: Ib758fa6fa47cfd26e895bf8d7b9d5bde98c99461

services/core/java/com/android/server/DropBoxManagerService.java

@@ -106,7 +106,7 @@ public final class DropBoxManagerService extends SystemService {
     private static final int DEFAULT_AGE_SECONDS = 3 * 86400;
     private static final int DEFAULT_MAX_FILES = 1000;
     private static final int DEFAULT_MAX_FILES_LOWRAM = 300;
-    private static final int DEFAULT_QUOTA_KB = 10 * 1024;
+    private static final int DEFAULT_QUOTA_KB = Build.IS_USERDEBUG ? 20 * 1024 : 10 * 1024;
     private static final int DEFAULT_QUOTA_PERCENT = 10;
     private static final int DEFAULT_RESERVE_PERCENT = 0;
     private static final int QUOTA_RESCAN_MILLIS = 5000;