Remove old diagnostic crash reports.

blimp/engine/app/blimp_engine_crash_keys.cc

Index: blimp/engine/app/blimp_engine_crash_keys.cc
diff --git a/blimp/engine/app/blimp_engine_crash_keys.cc b/blimp/engine/app/blimp_engine_crash_keys.cc
index 463829a71b05d560b65b9887ce65ed540bd4c96e..0ac7c63cdfac447bdd01ecc70f92c415356a8f5f 100644
--- a/blimp/engine/app/blimp_engine_crash_keys.cc
+++ b/blimp/engine/app/blimp_engine_crash_keys.cc
@@ -44,27 +44,6 @@ size_t RegisterEngineCrashKeys() {
       // gin/:
       { "v8-ignition", crash_keys::kSmallSize },
 
-      // Temporary for http://crbug.com/575245.
-      { "commit_frame_id", crash_keys::kSmallSize },
-      { "commit_proxy_id", crash_keys::kSmallSize },
-      { "commit_view_id", crash_keys::kSmallSize },
-      { "commit_main_render_frame_id", crash_keys::kSmallSize },
-      { "initrf_frame_id", crash_keys::kSmallSize },
-      { "initrf_proxy_id", crash_keys::kSmallSize },
-      { "initrf_view_id", crash_keys::kSmallSize },
-      { "initrf_main_frame_id", crash_keys::kSmallSize },
-      { "initrf_view_is_live", crash_keys::kSmallSize },
-      { "newproxy_proxy_id", crash_keys::kSmallSize },
-      { "newproxy_view_id", crash_keys::kSmallSize },
-      { "newproxy_opener_id", crash_keys::kSmallSize },
-      { "newproxy_parent_id", crash_keys::kSmallSize },
-      { "rvinit_view_id", crash_keys::kSmallSize },
-      { "rvinit_proxy_id", crash_keys::kSmallSize },
-      { "rvinit_main_frame_id", crash_keys::kSmallSize },
-      { "swapout_frame_id", crash_keys::kSmallSize },
-      { "swapout_proxy_id", crash_keys::kSmallSize },
-      { "swapout_view_id", crash_keys::kSmallSize },
-
       // Temporary for https://crbug.com/591478.
       { "initrf_parent_proxy_exists", crash_keys::kSmallSize },
       { "initrf_render_view_is_live", crash_keys::kSmallSize },