[PATCH] D25771: [change-namespace] shorten namespace qualifier based on UsingDecl and UsingDirectiveDecl.

[Eric Liu via cfe-commits]

ioeric created this revision.
ioeric added a reviewer: hokein.
ioeric added a subscriber: cfe-commits.

when replacing symbol references in moved namespaces, trying to make the replace
name as short as possible by considering UsingDecl (i.e. UsingShadow) and
UsingDirectiveDecl (i.e. using namespace decl).


https://reviews.llvm.org/D25771

Files:
  change-namespace/ChangeNamespace.cpp
  change-namespace/ChangeNamespace.h
  unittests/change-namespace/ChangeNamespaceTests.cpp

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