Update adblockplus dependency to revision hg:103fdc164738

[sergz]

Background

There are some performance optimizations.

The list of changes imported by this is:

Ticket	Summary	Component
#4353	Update Js Shell version, replace non-standard "for each" syntax	Automation
#4140	Remove Firefox-specific element hiding functionality	Core
#4067	Make filter "keys" generated for element hiding filters numeric	Core
#4057	Further improve ElemHide.getSelectorsByDomain() performance	Core
#4055	Add unit tests for ElemHide.getSelectorsForDomain	Core
#4054	Element hiding rules continue to be matched after being removed	Core
#4000	cssProperties.js content script should report matching filters	Core
#3998	cssProperties.js content script shouldn't assume that messaging will automatically know the context	Core
#3993	Utils.yield() is a footgun	Adblock-Plus-for-Firefox
#3991	Homepage URL is no longer being set automatically	Core
#235	Performance of ElemHide.getSelectorsByDomain() needs to be improved	Core

What to change

Update adblockpluscre dependency to hg:103fdc164738 revision as well as adapt the code in case of necessity.

[abpbot]

A commit referencing this issue has landed:
​Issue 4444 - Update adblockplus dependency to revision hg:103fdc164738