Fix a bug in VarDecl::getSourceRange() for static member arrays with an element
type with an implicit initializer expression.

Patch from Will Wilson <will@indefiant.com>!



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@173170 91177308-0d34-0410-b5e6-96231b3b80d8
Make getDefinitiveDeclContext() actually return a DeclContext, as one
would expect, and clean up the return/break inconsistencies. Thanks,
Sebastian!


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@173171 91177308-0d34-0410-b5e6-96231b3b80d8