sqlite: upgrade to SQLite 3.8.4.3

Downloaded from http://www.sqlite.org/snapshot/sqlite-amalgamation-201405271818.zip

  $ sha256sum sqlite-amalgamation-3080403.zip
  8bac4a9cf70270ca514db9b740e0950e7fca0c656119b42454376b7d5769b3d8  sqlite-amalgamation-3080403.zip

dist/orig contains the stock sqlite3 code, as packaged in the ZIP file above.

dist contains a copy of dist/orig, but with the Android.patch file applied.
Please see Android.patch for a list of differences between stock and
Android.

Bug: 15288755
Change-Id: I05f0c302ecb0e6c251cbe8c888f07cf2e0498855