[gnome-shell/gnome-3-18] browser-plugin: link with -Wl,-z,nodelete

[Carlos Garcia Campos <carlosgc src gnome org>]

commit 55087d03e4161603e11471fd1c6af426bae71e09
Author: Carlos Garcia Campos <cgarcia igalia com>
Date:   Sat Nov 7 09:57:30 2015 +0100

    browser-plugin: link with -Wl,-z,nodelete
    
    This ensures that the module will not be unloaded, since GObject types
    registered statically can't be reloaded. This should fix crashes with
    browsers that correctly unload the plugins.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=737932

 browser-plugin/Makefile.am |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)
---
diff --git a/browser-plugin/Makefile.am b/browser-plugin/Makefile.am
index 2088964..6ed1d63 100644
--- a/browser-plugin/Makefile.am
+++ b/browser-plugin/Makefile.am
@@ -3,7 +3,10 @@ mozillalibdir = $(BROWSER_PLUGIN_DIR)
 
 mozillalib_LTLIBRARIES = libgnome-shell-browser-plugin.la
 
-libgnome_shell_browser_plugin_la_LDFLAGS = -module -avoid-version -no-undefined
+# Browsers can unload and reload the module while browsing, which is not supported by GObject.
+# We pass -Wl,-z,nodelete to the linker to ensure the module is never unloaded.
+# https://bugzilla.gnome.org/show_bug.cgi?id=737932
+libgnome_shell_browser_plugin_la_LDFLAGS = -module -avoid-version -no-undefined -Wl,-z,nodelete
 
 libgnome_shell_browser_plugin_la_LIBADD =      \
        $(BROWSER_PLUGIN_LIBS)