[PATCH] Don't remove unknown tokens that are not whitespace (PR17215).

[Manuel Klimek]

================
Comment at: lib/Format/Format.cpp:800
@@ -794,1 +799,3 @@
     }
+    if (Tok.is(tok::unknown)) {
+      for (unsigned i = 0, e = Tok.TokenText.size(); i < e; ++i)
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I'd merge this with the upper if; they look strongly correlated.


http://llvm-reviews.chandlerc.com/D1858