fs/AllocatedPath: divert some methods to class Path

src/fs/AllocatedPath.cxx

@@ -52,22 +52,6 @@ AllocatedPath::FromUTF8Throw(const char *path_utf8)
 #endif
 }
 
-AllocatedPath
-AllocatedPath::GetDirectoryName() const noexcept
-{
-	return FromFS(PathTraitsFS::GetParent(c_str()));
-}
-
-std::string
-AllocatedPath::ToUTF8() const noexcept
-{
-	try {
-		return ::PathToUTF8(c_str());
-	} catch (...) {
-		return std::string();
-	}
-}
-
 void
 AllocatedPath::ChopSeparators() noexcept
 {

src/fs/AllocatedPath.hxx

@@ -249,14 +249,18 @@ public:
 	 * (#IsNull returns true).
 	 */
 	gcc_pure
-	std::string ToUTF8() const noexcept;
+	std::string ToUTF8() const noexcept {
+		return ((Path)*this).ToUTF8();
+	}
 
 	/**
 	 * Gets directory name of this path.
 	 * Returns a "nulled" instance on error.
 	 */
 	gcc_pure
-	AllocatedPath GetDirectoryName() const noexcept;
+	AllocatedPath GetDirectoryName() const noexcept {
+		return ((Path)*this).GetDirectoryName();
+	}
 
 	/**
 	 * Determine the relative part of the given path to this