Replace uses of boost::filesystem with fs

Step two in abstracting away boost::filesystem.

To repeat this, simply run:
```
git ls-files \*.cpp \*.h | xargs sed -i 's/boost::filesystem/fs/g'
```

2 files changed, 7 insertions, 7 deletions

diff --git a/src/rpc/protocol.cpp b/src/rpc/protocol.cpp
index 2be1edb5a6..823a5775f6 100644
--- a/src/rpc/protocol.cpp
+++ b/src/rpc/protocol.cpp
@@ -66,9 +66,9 @@ static const std::string COOKIEAUTH_USER = "__cookie__";
 /** Default name for auth cookie file */
 static const std::string COOKIEAUTH_FILE = ".cookie";
 
-boost::filesystem::path GetAuthCookieFile()
+fs::path GetAuthCookieFile()
 {
-    boost::filesystem::path path(GetArg("-rpccookiefile", COOKIEAUTH_FILE));
+    fs::path path(GetArg("-rpccookiefile", COOKIEAUTH_FILE));
     if (!path.is_complete()) path = GetDataDir() / path;
     return path;
 }
@@ -84,7 +84,7 @@ bool GenerateAuthCookie(std::string *cookie_out)
      * these are set to 077 in init.cpp unless overridden with -sysperms.
      */
     std::ofstream file;
-    boost::filesystem::path filepath = GetAuthCookieFile();
+    fs::path filepath = GetAuthCookieFile();
     file.open(filepath.string().c_str());
     if (!file.is_open()) {
         LogPrintf("Unable to open cookie authentication file %s for writing\n", filepath.string());
@@ -103,7 +103,7 @@ bool GetAuthCookie(std::string *cookie_out)
 {
     std::ifstream file;
     std::string cookie;
-    boost::filesystem::path filepath = GetAuthCookieFile();
+    fs::path filepath = GetAuthCookieFile();
     file.open(filepath.string().c_str());
     if (!file.is_open())
         return false;
@@ -118,8 +118,8 @@ bool GetAuthCookie(std::string *cookie_out)
 void DeleteAuthCookie()
 {
     try {
-        boost::filesystem::remove(GetAuthCookieFile());
-    } catch (const boost::filesystem::filesystem_error& e) {
+        fs::remove(GetAuthCookieFile());
+    } catch (const fs::filesystem_error& e) {
         LogPrintf("%s: Unable to remove random auth cookie file: %s\n", __func__, e.what());
     }
 }
diff --git a/src/rpc/protocol.h b/src/rpc/protocol.h
index fa1d8042bc..70f7092cfe 100644
--- a/src/rpc/protocol.h
+++ b/src/rpc/protocol.h
@@ -90,7 +90,7 @@ std::string JSONRPCReply(const UniValue& result, const UniValue& error, const Un
 UniValue JSONRPCError(int code, const std::string& message);
 
 /** Get name of RPC authentication cookie file */
-boost::filesystem::path GetAuthCookieFile();
+fs::path GetAuthCookieFile();
 /** Generate a new RPC authentication cookie and write it to disk */
 bool GenerateAuthCookie(std::string *cookie_out);
 /** Read the RPC authentication cookie from disk */