Fix problem with AOSP wipe_cache command
diff --git a/recovery.cpp b/recovery.cpp
index e1b8daa..581e67e 100644
--- a/recovery.cpp
+++ b/recovery.cpp
@@ -316,6 +316,7 @@
 
 static int
 erase_volume(const char *volume) {
+	return !PartitionManager.Wipe_By_Path(volume);
     ui->SetBackground(RecoveryUI::INSTALLING);
     ui->SetProgressType(RecoveryUI::INDETERMINATE);
     ui->Print("Formatting %s...\n", volume);