config/Global: remove unused function config_get_path()

src/config/Block.hxx

@@ -114,7 +114,7 @@ struct ConfigBlock {
 				  const char *default_value=nullptr) const noexcept;
 
 	/**
-	 * Same as config_get_path(), but looks up the setting in the
+	 * Same as ConfigData::GetPath(), but looks up the setting in the
 	 * specified block.
 	 *
 	 * Throws #std::runtime_error on error.

src/config/Global.cxx

@@ -26,7 +26,6 @@
 #include "Path.hxx"
 #include "Domain.hxx"
 #include "fs/Path.hxx"
-#include "fs/AllocatedPath.hxx"
 #include "util/RuntimeError.hxx"
 #include "Log.hxx"
 
@@ -95,12 +94,6 @@ config_get_string(ConfigOption option, const char *default_value) noexcept
 	return config_data.GetString(option, default_value);
 }
 
-AllocatedPath
-config_get_path(ConfigOption option)
-{
-	return config_data.GetPath(option);
-}
-
 unsigned
 config_get_positive(ConfigOption option, unsigned default_value)
 {

src/config/Global.hxx

@@ -24,7 +24,6 @@
 #include "Compiler.h"
 
 class Path;
-class AllocatedPath;
 struct ConfigData;
 struct ConfigParam;
 struct ConfigBlock;
@@ -61,16 +60,6 @@ const char *
 config_get_string(enum ConfigOption option,
 		  const char *default_value=nullptr) noexcept;
 
-/**
- * Returns an optional configuration variable which contains an
- * absolute path.  If there is a tilde prefix, it is expanded.
- * Returns nullptr if the value is not present.
- *
- * Throws #std::runtime_error on error.
- */
-AllocatedPath
-config_get_path(enum ConfigOption option);
-
 unsigned
 config_get_positive(enum ConfigOption option, unsigned default_value);