Add dalvik subitems for -d in dumpsys meminfo "Total PSS by category"

Example output of "adb shell dumpsys meminfo -d":

Total PSS by category:
   193605 kB: Dalvik
               87561 kB: .Heap
               77863 kB: .LOS
               15333 kB: .Zygote
               12848 kB: .NonMoving
                6770 kB: .GC
                2597 kB: .LinearAlloc
                1180 kB: .JITCache
                1180 kB: .IndirectRef
   103936 kB: EGL mtrack
   101827 kB: Native

Bug: 17643507
Change-Id: Idd3e5560f376157c32094a5fbb84e8b6be4b2843