1 files changed, 6 insertions, 0 deletions
diff --git a/WebCore/page/Page.h b/WebCore/page/Page.h
index aa7bae1..b931092 100644
--- a/WebCore/page/Page.h
+++ b/WebCore/page/Page.h
@@ -232,6 +232,12 @@ namespace WebCore {
 #if ENABLE(INSPECTOR)
         InspectorTimelineAgent* inspectorTimelineAgent() const;
 #endif
+
+        // Don't allow more than a certain number of frames in a page.
+        // This seems like a reasonable upper bound, and otherwise mutually
+        // recursive frameset pages can quickly bring the program to its knees
+        // with exponential growth in the number of frames.
+        static const int maxNumberOfFrames = 1000;
     private:
         void initGroup();