COMMON: Make more members of Archive constant.

2 files changed, 6 insertions, 6 deletions

diff --git a/engines/mohawk/installer_archive.cpp b/engines/mohawk/installer_archive.cpp
index 83796158a6..636b7ae476 100644
--- a/engines/mohawk/installer_archive.cpp
+++ b/engines/mohawk/installer_archive.cpp
@@ -107,18 +107,18 @@ void InstallerArchive::close() {
 	_map.clear();
 }
 
-bool InstallerArchive::hasFile(const Common::String &name) {
+bool InstallerArchive::hasFile(const Common::String &name) const {
 	return _map.contains(name);
 }
 
-int InstallerArchive::listMembers(Common::ArchiveMemberList &list) {
+int InstallerArchive::listMembers(Common::ArchiveMemberList &list) const {
 	for (FileMap::const_iterator it = _map.begin(); it != _map.end(); it++)
 		list.push_back(getMember(it->_key));
 
 	return _map.size();
 }
 
-Common::ArchiveMemberPtr InstallerArchive::getMember(const Common::String &name) {
+const Common::ArchiveMemberPtr InstallerArchive::getMember(const Common::String &name) const {
 	return Common::ArchiveMemberPtr(new Common::GenericArchiveMember(name, this));
 }
 
diff --git a/engines/mohawk/installer_archive.h b/engines/mohawk/installer_archive.h
index 27877d69f9..89d2d85f8d 100644
--- a/engines/mohawk/installer_archive.h
+++ b/engines/mohawk/installer_archive.h
@@ -43,9 +43,9 @@ public:
 	bool isOpen() const { return _stream != 0; }
 
 	// Common::Archive API implementation
-	bool hasFile(const Common::String &name);
-	int listMembers(Common::ArchiveMemberList &list);
-	Common::ArchiveMemberPtr getMember(const Common::String &name);
+	bool hasFile(const Common::String &name) const;
+	int listMembers(Common::ArchiveMemberList &list) const;
+	const Common::ArchiveMemberPtr getMember(const Common::String &name) const;
 	Common::SeekableReadStream *createReadStreamForMember(const Common::String &name) const;
 
 private: