LibWeb/CSP: Implement the object-src directive

Author: https://github.com/Lubrsi
Commit: 985a481b5a
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/5308
Reviewed-by: https://github.com/shannonbooth

Libraries/LibWeb/ContentSecurityPolicy/Directives/DirectiveFactory.cpp

@@ -14,6 +14,7 @@
 #include <LibWeb/ContentSecurityPolicy/Directives/ManifestSourceDirective.h>
 #include <LibWeb/ContentSecurityPolicy/Directives/MediaSourceDirective.h>
 #include <LibWeb/ContentSecurityPolicy/Directives/Names.h>
+#include <LibWeb/ContentSecurityPolicy/Directives/ObjectSourceDirective.h>
 
 namespace Web::ContentSecurityPolicy::Directives {
 
@@ -37,6 +38,9 @@ GC::Ref<Directive> create_directive(GC::Heap& heap, String name, Vector<String>
     if (name == Names::MediaSrc)
         return heap.allocate<MediaSourceDirective>(move(name), move(value));
 
+    if (name == Names::ObjectSrc)
+        return heap.allocate<ObjectSourceDirective>(move(name), move(value));
+
     return heap.allocate<Directive>(move(name), move(value));
 }