[Pharo-project] [update 3.0] #30117

30117 ----- 10584 Remove the concept of abstractPC from CompiledMethod https://pharo.fogbugz.com/f/cases/10584 10582 ASTInterpreter: use #sourceNode instead of #currentASTNode https://pharo.fogbugz.com/f/cases/10582 Diff information: http://smalltalkhub.com/mc/Pharo/Pharo30/main/Kernel-MarcusDenker.1440.diff http://smalltalkhub.com/mc/Pharo/Pharo30/main/CompilerTests-MarcusDenker.151... http://smalltalkhub.com/mc/Pharo/Pharo30/main/Compiler-MarcusDenker.448.diff http://smalltalkhub.com/mc/Pharo/Pharo30/main/AST-Interpreter-Extension-Marc... http://smalltalkhub.com/mc/Pharo/Pharo30/main/AST-Interpreter-Core-MarcusDen...