Migrate pullAppSize and pullCategorySize

Test: adb shell cmd stats pull-source 10027
Test: adb shell cmd stats pull-source 10028
Change-Id: I98515bad18afc3ee542369c77d9fea6775e2cbde
1 file changed
tree: 000cea7ad1ebd9debcaa9e68c4667f0572a4dd45
  1. apex/