Version: ToT (r398752)
OS: linux or mac

What steps will reproduce the problem?
(0) Use a build with assertions enabled
(1) Navigate to https://www.facebook.com/shakira
(2) Open DevTools
(3) Switch to Timeline
(4) Assure "JS Profile" is checked
(5) Reload

Observe the following assert:

#
# Fatal error in ../../v8/src/profiler/profile-generator.cc, line 148
# Check failed: Deoptimizer::DeoptInfo::kNoDeoptId != deopt_id_ (-1 vs. -1).
#