[GTK][EFL] Enable SamplingProfiler
https://bugs.webkit.org/show_bug.cgi?id=153638

Reviewed by Michael Catanzaro.

.:

Enable SamplingProfiler in GTK and EFL.
And added option to CMake to switch this from the build command.

* Source/cmake/OptionsEfl.cmake:
* Source/cmake/OptionsGTK.cmake:
* Source/cmake/WebKitFeatures.cmake:

Source/WTF:

* wtf/Platform.h:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@196245 268f45cc-cd09-0410-ab3c-d52691b4dbfc
6 files changed