Remove a parameter for file extension from canParse.

canParse took three parameters -- file magic, filename extension and
memory buffer. All but YAMLReader ignored the second parameter.
This patch removes the parameter.

llvm-svn: 234080

1 files changed, 4 insertions, 2 deletions

diff --git a/lld/lib/ReaderWriter/YAML/ReaderWriterYAML.cpp b/lld/lib/ReaderWriter/YAML/ReaderWriterYAML.cpp
index d33c06bad76..df74e9bcaf0 100644
--- a/lld/lib/ReaderWriter/YAML/ReaderWriterYAML.cpp
+++ b/lld/lib/ReaderWriter/YAML/ReaderWriterYAML.cpp
@@ -25,6 +25,7 @@
 #include "llvm/Support/ErrorHandling.h"
 #include "llvm/Support/Format.h"
 #include "llvm/Support/MemoryBuffer.h"
+#include "llvm/Support/Path.h"
 #include "llvm/Support/YAMLTraits.h"
 #include "llvm/Support/raw_ostream.h"
 #include <memory>
@@ -1304,8 +1305,9 @@ class YAMLReader : public Reader {
 public:
   YAMLReader(const Registry &registry) : _registry(registry) {}
 
-  bool canParse(file_magic, StringRef ext, const MemoryBuffer &) const override {
-    return (ext.equals(".objtxt") || ext.equals(".yaml"));
+  bool canParse(file_magic magic, const MemoryBuffer &mb) const override {
+    StringRef ext = llvm::sys::path::extension(mb.getBufferIdentifier());
+    return ext.equals(".objtxt") || ext.equals(".yaml");
   }
 
   std::error_code