Change-Id: I25263fe227ae88afa2021454b0dac2b0c7b9bfe0

Bug 21900337.

Change-Id: I82991b492ea4c02a28a1ccc898d6f12741f1b793

Bug: 20641948
Change-Id: I6639c995b12c033bc30241cd219201dd483ee516

Does the following
1. Uses dictionaries from the files/ directory while populating the
   entries into the pendingUpdates table. So that a download happens only
   if the metadata.json says so.
2. Delete an unusable dictionaries from the files/ directory.

Bug: 20142708
Change-Id: Ibd738793585c39735868e324b8ad682dff0eba34

- Also display the notification when the dictionaries are auto updated


Bug: 19808828
Change-Id: If5c4efb73d8bb554d812afcf7deafec3ac40a462

Change-Id: I8b501fb5512d4d3bbca75e4c4be7c7eb95f32020

1. Add retry count column within metadata in dictionary pack.
2. Attempt a retry for download and installation by running StartDownloadAction.
3. If the number retrial are at the threshold, we don't attempt it again.

Bug: 15150487
Change-Id: I70720353e5803fccf4728c2aa798883ba75c61e5

Change-Id: If16ef50ae73147594615d0f49d6a22621eaf1aef

Bug: 13125743
Change-Id: I082aa9df1dd4a10cdb3f97ee0692f2d72f6c8e7e

This also abstracts away the "package deactivated" case for
simpler and safer code.

Bug: 11072561
Change-Id: Idaaf2ae8d8d5b2c4a15de641bbf2f8c5c7cc9410

Change-Id: I7294d1547def5dcfcae9d1d53b277cb3cc9f2d18

Change-Id: If2f7bd1346cc5085bf57645830f0faac44d017e4

Change-Id: I1c5b27c8edf231680edb8d96f63b9d04cfc6a6fa

Bug: 7980985
Change-Id: I4c9165e6102cb12fa1249074297e94013439ea3b

This adds a number to the extension.

Note that for DownloadManager to keep this, the server
needs to send it a mime type it does not recognize. Right
now, it does not recognize application/json so it's okay,
but we'd do well to remove the content/type header from
the server to prevent problems.

Bug: 8467516
Change-Id: Ic484f66ac3f67c36f59f2c0bcb8c7fdeb6e8590d

Bug: 7600384
Change-Id: Ic5dbbbbcf19d778dde1316ebb417f1a8ede2d25d

Bug: 8161354
Change-Id: I17c23f56dd3bc2f27726556bf2c5a9d5520bd172