Reset usrRefCount for rsObjects created by SSRS

Bug: 25570907

After calling runtime API to create an rsObject, decrement its
user ref count to 0, so that they don't get leaked after the script

To avoid deleting them too early, increment the sys ref count first.
The increment will be matched with a rsClearObj() call inserted by

Change-Id: Iaa7312447efdd7d79f43be0bee44324b663de8d5
1 file changed