(Since version 2.11.0) Use internal.asFreeTerm instead or import internal.decorators._ for infix syntax
(Since version 2.11.0) Use internal.asFreeType instead or import internal.decorators._ for infix syntax
(Since version 2.11.0) Use internal.deSkolemize instead or import internal.decorators._ for infix syntax
(Since version 2.11.0) Use internal.isErroneous instead or import internal.decorators._ for infix syntax
(Since version 2.11.0) Use internal.isFreeTerm instead or import internal.decorators._ for infix syntax
(Since version 2.11.0) Use internal.isFreeType instead or import internal.decorators._ for infix syntax
(Since version 2.11.0) This API is unreliable. Use isPrivateThis or isProtectedThis instead
(Since version 2.11.0) This API is unreliable. Use overrides.nonEmpty instead
(Since version 2.11.0) Use internal.isSkolem instead or import internal.decorators._ for infix syntax
(Since version 2.11.0) Use internal.newClassSymbol instead or import internal.decorators._ for infix syntax
(Since version 2.11.0) Use internal.newMethodSymbol instead or import internal.decorators._ for infix syntax
(Since version 2.11.0) Use internal.newModuleAndClassSymbol instead or import internal.decorators._ for infix syntax
(Since version 2.11.0) Use internal.newTermSymbol instead or import internal.decorators._ for infix syntax
(Since version 2.11.0) Use internal.newTypeSymbol instead or import internal.decorators._ for infix syntax
Scala 2.10 compatibility enrichments for Tree.