Merge pull request #386 from anba/issue-383/test-failures

test/built-ins/Function/15.3.5.4_2-10gs.js

test/built-ins/Function/15.3.5.4_2-15gs.js

test/built-ins/Function/15.3.5.4_2-16gs.js

test/built-ins/Function/15.3.5.4_2-17gs.js

test/built-ins/Function/15.3.5.4_2-18gs.js

test/built-ins/Function/15.3.5.4_2-19gs.js

test/built-ins/Function/15.3.5.4_2-1gs.js

test/built-ins/Function/15.3.5.4_2-20gs.js

test/built-ins/Function/15.3.5.4_2-21gs.js

test/built-ins/Function/15.3.5.4_2-22gs.js

test/built-ins/Function/15.3.5.4_2-23gs.js

test/built-ins/Function/15.3.5.4_2-24gs.js

test/built-ins/Function/15.3.5.4_2-25gs.js

test/built-ins/Function/15.3.5.4_2-26gs.js

test/built-ins/Function/15.3.5.4_2-27gs.js

test/built-ins/Function/15.3.5.4_2-28gs.js

test/built-ins/Function/15.3.5.4_2-29gs.js

test/built-ins/Function/15.3.5.4_2-2gs.js

test/built-ins/Function/15.3.5.4_2-30gs.js

test/built-ins/Function/15.3.5.4_2-31gs.js