Bug 132257 Inserting a link to a [network][image] file into a message inserts the physical file! regression fix for bug 352317 and bug 352341

p=me r=neil sr=bienvenu

mailnews/compose/src/nsMsgSend.cpp

@@ -1463,7 +1463,8 @@ nsMsgComposeAndSend::GetEmbeddedObjectInfo(nsIDOMNode *node, nsMsgAttachmentData
     {
       if (attributeValue.LowerCaseEqualsLiteral("true"))
         return NS_OK;
-      forceToBeAttached = PR_TRUE;
+      if (attributeValue.LowerCaseEqualsLiteral("false"))
+        forceToBeAttached = PR_TRUE;
     }
   }