STORM-1980 Merge changes Oz made (new way of detecting an agent has changed regions)

Modify code to make use of the changed callback

1 files changed, 11 insertions, 6 deletions

diff --git a/indra/newview/llfacebookconnect.cpp b/indra/newview/llfacebookconnect.cpp
index 611d18d6d6..9a20ce8f1b 100644
--- a/indra/newview/llfacebookconnect.cpp
+++ b/indra/newview/llfacebookconnect.cpp
@@ -356,13 +356,18 @@ void LLFacebookConnect::openFacebookWeb(std::string url)
 
 std::string LLFacebookConnect::getFacebookConnectURL(const std::string& route, bool include_read_from_master)
 {
-	std::string url = gAgent.getRegion()->getCapability("FacebookConnect");
-	url += route;
+    std::string url("");
+    LLViewerRegion *regionp = gAgent.getRegion();
+    if (regionp)
+    {
+        url = regionp->getCapability("FacebookConnect");
+        url += route;
     
-	if (include_read_from_master && mReadFromMaster)
-	{
-		url += "?read_from_master=true";
-	}
+        if (include_read_from_master && mReadFromMaster)
+        {
+            url += "?read_from_master=true";
+        }
+    }
 	return url;
 }