Revert of Use ScopedCrashKey for RendererDidNavigate crash dumps

chrome/common/crash_keys.cc

Index: chrome/common/crash_keys.cc
diff --git a/chrome/common/crash_keys.cc b/chrome/common/crash_keys.cc
index e59335666d8189340cc0be41a23b9e70bbc5613e..e57c9a806903ede90b843b1f7c359bd6b59f1f9a 100644
--- a/chrome/common/crash_keys.cc
+++ b/chrome/common/crash_keys.cc
@@ -249,10 +249,6 @@
     { "swdh_set_hosted_version_host_pid", crash_keys::kSmallSize },
     { "swdh_set_hosted_version_is_new_process", crash_keys::kSmallSize },
     { "swdh_set_hosted_version_restart_count", crash_keys::kSmallSize },
-
-    // Temporary for https://crbug.com/688425
-    { "navigation_controller_impl_renderer_did_navigate",
-      crash_keys::kLargeSize },
   };
 
   // This dynamic set of keys is used for sets of key value pairs when gathering