Add DumpWithoutCrashing to RenderFrameMessageFilter cookie kills

content/browser/frame_host/render_frame_message_filter.cc

Index: content/browser/frame_host/render_frame_message_filter.cc
diff --git a/content/browser/frame_host/render_frame_message_filter.cc b/content/browser/frame_host/render_frame_message_filter.cc
index 6a9613f091339d8f418d1d129b25a242cbf7e4c2..620684e6ccc5ad7133e074c2bf6cefea82dc1d67 100644
--- a/content/browser/frame_host/render_frame_message_filter.cc
+++ b/content/browser/frame_host/render_frame_message_filter.cc
@@ -5,6 +5,8 @@
 #include "content/browser/frame_host/render_frame_message_filter.h"
 
 #include "base/command_line.h"
+#include "base/debug/crash_logging.h"
+#include "base/debug/dump_without_crashing.h"
 #include "base/macros.h"
 #include "base/metrics/field_trial.h"
 #include "base/strings/string_util.h"
@@ -347,6 +349,15 @@ void RenderFrameMessageFilter::OnSetCookie(int render_frame_id,
   ChildProcessSecurityPolicyImpl* policy =
       ChildProcessSecurityPolicyImpl::GetInstance();
   if (!policy->CanAccessDataForOrigin(render_process_id_, url)) {
+    {
+      // TODO(nick): Remove this once we understand http://crbug.com/600441
+      auto origin_lock = policy->GetOriginLockCrashKey(render_process_id_);
+      base::debug::ScopedCrashKey("setcookies_url", url.spec());
+      base::debug::ScopedCrashKey("setcookies_first_party",
+                                  first_party_for_cookies.spec());
+      base::debug::DumpWithoutCrashing();
+    }
+
     bad_message::ReceivedBadMessage(this,
                                     bad_message::RFMF_SET_COOKIE_BAD_ORIGIN);
     return;