[gnome-shell] port shell-js to c++

[Tim Lunn <timl src gnome org>]

commit e9fbbf40009cf3733ff5bbecdf2369bad8f1acb3
Author: Tim Lunn <tim feathertop org>
Date:   Sun Oct 6 19:21:50 2013 +1100

    port shell-js to c++
    
    https://bugzilla.gnome.org/show_bug.cgi?id=711052

 configure.ac                     |    1 +
 src/Makefile.am                  |    2 +-
 src/{shell-js.c => shell-js.cpp} |    2 +-
 3 files changed, 3 insertions(+), 2 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index d149ff2..da937cd 100644
--- a/configure.ac
+++ b/configure.ac
@@ -16,6 +16,7 @@ m4_ifdef([AM_SILENT_RULES],[AM_SILENT_RULES([yes])])
 
 # Checks for programs.
 AC_PROG_CC
+AC_PROG_CXX
 
 # Initialize libtool
 LT_PREREQ([2.2.6])
diff --git a/src/Makefile.am b/src/Makefile.am
index 8041052..a9f4c62 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -207,7 +207,7 @@ endif HAVE_MUTTER_WAYLAND
 
 libgnome_shell_js_la_SOURCES =         \
        shell-js.h                      \
-       shell-js.c                      \
+       shell-js.cpp            \
        $(NULL)
 
 libgnome_shell_js_la_LIBADD =          \
diff --git a/src/shell-js.c b/src/shell-js.cpp
similarity index 96%
rename from src/shell-js.c
rename to src/shell-js.cpp
index 149dcd0..7d057c9 100644
--- a/src/shell-js.c
+++ b/src/shell-js.cpp
@@ -38,7 +38,7 @@ shell_js_add_extension_importer (const char  *target_object_script,
    * we should only ever have one context, so this
    * should be alright. */
   contexts = gjs_context_get_all ();
-  context = gjs_context_get_native_context (contexts->data);
+  context = (JSContext*) gjs_context_get_native_context ((GjsContext*)contexts->data);
   g_list_free_full (contexts, g_object_unref);
 
   JS_BeginRequest (context);