Remove the android code from WebKit Template Framework
https://bugs.webkit.org/show_bug.cgi?id=114138

Reviewed by Dirk Schulze.

* wtf/Assertions.cpp:
* wtf/Atomics.h:
* wtf/MathExtras.h:
* wtf/Platform.h:
* wtf/ThreadIdentifierDataPthreads.cpp:


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@147894 268f45cc-cd09-0410-ab3c-d52691b4dbfc