Camera: Mem-leak

Hprof identified memleak in localdatalist from list and hashmap
Reason: removedata was not getting invoked.

Fix Made: Invoke removedata from ondestroy and onresume of camera activity
          Cleanup bitmaps before reallocation on same variable.

CRs-Fixed: 655256
Change-Id: I42d99beb7e493eea2394462ee02cbe956e86c502
7 files changed