Not major specific and based on the capped weighted UC GPA. Remember GPA is only one part of your application but an important one. The more competitive the major, the lower the chances. Your current GPA is within range.
Freshman admit rates (2016) for UC GPA of 3.80-4.19:
UCB: 14%
UCLA: 14%
UCSD: 44%
UCSB: 54%
UCD: 58%
UCI: 65%
UCSC: 85%
UCR: 94%
UCM: 96%
http://admission.universityofcalifornia.edu/campuses/irvine/freshman-profile/index.html