scp2: try to move losessioninstall so it does not break WNT build

Also MSVC does not like libraries that do not have any objects.

Change-Id: I172fe0b61db9de6c7c4975a7b7c7fa63624b1865

scp2/source/gnome/file_gnome.scp

@@ -33,6 +33,8 @@ File gid_File_Lib_GIO
     Dir = SCP2_OOO_BIN_DIR;
     Name = STRING(CONCAT2(ucpgio1.uno,UNXSUFFIX));
 End
+
+SPECIAL_COMPONENT_LIB_FILE(gid_File_Lib_Losessioninstall, losessioninstall.uno)
 #endif
 
 #ifdef ENABLE_GNOMEVFS

scp2/source/gnome/module_gnome.scp

@@ -55,6 +55,7 @@ Module gid_Module_Optional_Gnome
 #endif
 #ifdef ENABLE_GIO
       gid_File_Lib_GIO,
+      gid_File_Lib_Losessioninstall,
 #endif
 #ifdef ENABLE_GCONF
       gid_File_Lib_Gconfbe,

scp2/source/ooo/file_library_ooo.scp

@@ -94,7 +94,6 @@ End
 #endif
 
 SPECIAL_COMPONENT_LIB_FILE(gid_File_Lib_Configmgr, configmgr.uno)
-SPECIAL_COMPONENT_LIB_FILE(gid_File_Lib_Losessioninstall, losessioninstall.uno )
 
 File gid_File_Lib_Ldapbe2
     LIB_FILE_BODY;

shell/Library_losessioninstall.mk

@@ -23,8 +23,6 @@ $(eval $(call gb_Library_use_libraries,losessioninstall,\
 	sal \
 ))
 
-ifeq ($(RTL_OS),Linux)
-ifeq ($(ENABLE_GIO),TRUE)
 $(eval $(call gb_Library_use_externals,losessioninstall,\
     dbus \
     gio \
@@ -34,7 +32,5 @@ $(eval $(call gb_Library_add_exception_objects,losessioninstall,\
 	shell/source/sessioninstall/SyncDbusSessionHelper \
 	shell/source/sessioninstall/services \
 ))
-endif
-endif
 
 # vim:set shiftwidth=4 softtabstop=4 expandtab:

shell/Module_shell.mk

@@ -30,8 +30,15 @@ $(eval $(call gb_Module_Module,shell))
 $(eval $(call gb_Module_add_targets,shell,\
 	Library_desktopbe \
 	Library_localebe \
+))
+
+ifeq ($(OS),LINUX)
+ifeq ($(ENABLE_GIO),TRUE)
+$(eval $(call gb_Module_add_targets,shell,\
 	Library_losessioninstall \
 ))
+endif
+endif
 
 ifeq ($(ENABLE_GCONF),TRUE)
 $(eval $(call gb_Module_add_targets,shell,\