Formatter: Add support for @interface.

Previously:
@interface Foo + (id)init; @end

Now:
@interface Foo
+ (id)init;
@end

Some tweaking remains, but this is a good first step.



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@171995 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Format/UnwrappedLineParser.h b/lib/Format/UnwrappedLineParser.h
index 500054f..28ef235 100644
--- a/lib/Format/UnwrappedLineParser.h
+++ b/lib/Format/UnwrappedLineParser.h
@@ -142,6 +142,7 @@
   void parseAccessSpecifier();
   void parseEnum();
   void parseStructOrClass();
+  void parseObjCInterface();
   void addUnwrappedLine();
   bool eof() const;
   void nextToken();