Index: chrome/common/page_load_metrics/page_load_metrics_constants.h |
diff --git a/chrome/common/page_load_metrics/page_load_metrics_constants.h b/chrome/common/page_load_metrics/page_load_metrics_constants.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..624231bf91c83634e2934648e47d6cbf8abf0082 |
--- /dev/null |
+++ b/chrome/common/page_load_metrics/page_load_metrics_constants.h |
@@ -0,0 +1,17 @@ |
+// Copyright 2017 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+#ifndef CHROME_COMMON_PAGE_LOAD_METRICS_PAGE_LOAD_METRICS_CONSTANTS_H_ |
+#define CHROME_COMMON_PAGE_LOAD_METRICS_PAGE_LOAD_METRICS_CONSTANTS_H_ |
+ |
+namespace page_load_metrics { |
+ |
+// Amount of time to delay dispatch of metrics. This allows us to batch and send |
+// fewer cross-process updates, given that cross-process updates can be |
+// expensive. |
+const int kBufferTimerDelayMillis = 1000; |
+ |
+} // namespace page_load_metrics |
+ |
+#endif // CHROME_COMMON_PAGE_LOAD_METRICS_PAGE_LOAD_METRICS_CONSTANTS_H_ |