cc: Adding creation location to debug BeginFrameArgs objects.

cc/resources/tile_manager_perftest.cc

Index: cc/resources/tile_manager_perftest.cc
diff --git a/cc/resources/tile_manager_perftest.cc b/cc/resources/tile_manager_perftest.cc
index 7b096bd261b602e409a7e1deddf775960066bcd4..2204ab808d17f2a793a7f615488811d7253500a3 100644
--- a/cc/resources/tile_manager_perftest.cc
+++ b/cc/resources/tile_manager_perftest.cc
@@ -400,7 +400,8 @@ class TileManagerPerfTest : public testing::Test {
     timer_.Reset();
     bool resourceless_software_draw = false;
     do {
-      BeginFrameArgs args = CreateBeginFrameArgsForTesting();
+      BeginFrameArgs args =
+          CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE);
       host_impl_.UpdateCurrentBeginFrameArgs(args);
       for (unsigned i = 0; i < layers.size(); ++i) {
         layers[i]->UpdateTiles(Occlusion(), resourceless_software_draw);