Issue 768 - Switch from TR1 to C++11

src/DefaultFileSystem.cpp

Index: src/DefaultFileSystem.cpp
diff --git a/src/DefaultFileSystem.cpp b/src/DefaultFileSystem.cpp
index e2210d92497197d89805a174eb88fcc896c5acc0..1e0a5e7b764a0e36107c224727a0837435b9d4ec 100644
--- a/src/DefaultFileSystem.cpp
+++ b/src/DefaultFileSystem.cpp
@@ -66,17 +66,17 @@ namespace
 #endif
 }
 
-std::tr1::shared_ptr<std::istream>
+std::shared_ptr<std::istream>
 DefaultFileSystem::Read(const std::string& path) const
 {
-  std::tr1::shared_ptr<std::istream> result(new std::ifstream(NormalizePath(path).c_str()));
+  std::shared_ptr<std::istream> result(new std::ifstream(NormalizePath(path).c_str()));
   if (result->fail())
     throw RuntimeErrorWithErrno("Failed to open " + path);
   return result;
 }
 
 void DefaultFileSystem::Write(const std::string& path,
-                              std::tr1::shared_ptr<std::istream> data)
+                              std::shared_ptr<std::istream> data)
 {
   std::ofstream file(NormalizePath(path).c_str(), std::ios_base::out | std::ios_base::binary);
   file << Utils::Slurp(*data);