Rescheduling pending messages after outside window failure

No more rescheduling for pending messages after DownloadMmsAction is
failed caused by outside window. Any pending download messages will be
remained as the DOWNLOADING state without actual downloading operations
and sending a DEFERRED M-NotifyResp.ind even.
It will reschedule pending messages whenever sending or downloading is
failed including outside window failure case. And it also removes dup
scheduling and fix some typo.

Test: Manual

Change-Id: Ie37088347c69f25d838875830fc65ce7727fefe6
Signed-off-by: Taesu Lee <taesu82.lee@samsung.com>

src/com/android/messaging/datamodel/action/ProcessSentMessageAction.java

@@ -207,6 +207,8 @@ public class ProcessSentMessageAction extends Action {
         if (message == null) {
             LogUtil.w(TAG, "ProcessSentMessageAction: Sent message " + messageId
                     + " missing from local database");
+            ProcessPendingMessagesAction.scheduleProcessPendingMessagesAction(
+                    true /* failed */, processingAction);
             return;
         }
         final String conversationId = message.getConversationId();