Compile and link with CMake on Mac

Compile and link with CMake on Mac
https://bugs.webkit.org/show_bug.cgi?id=150632

Reviewed by Tim Horton.

.:

* Source/cmake/OptionsMac.cmake:

Source/WebKit:

* PlatformMac.cmake:

Source/WebKit2:

* CMakeLists.txt:
* PlatformEfl.cmake:
* PlatformGTK.cmake:
* PlatformMac.cmake:

Tools:

* TestWebKitAPI/PlatformMac.cmake:

git-svn-id: https://svn.webkit.org/repository/webkit/trunk@191686 268f45cc-cd09-0410-ab3c-d52691b4dbfc