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Unified Diff: chrome/renderer/render_view.cc

Issue 173259: Implement a read-size throttle within the TCP socket. (Closed) Base URL: svn://chrome-svn/chrome/trunk/src/
Patch Set: '' Created 11 years, 4 months ago
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Index: chrome/renderer/render_view.cc
===================================================================
--- chrome/renderer/render_view.cc (revision 24072)
+++ chrome/renderer/render_view.cc (working copy)
@@ -3249,6 +3249,16 @@
finish - start, kBeginToFinishMin,
kBeginToFinishMax, kBeginToFinishBucketCount);
+ static bool use_async_tcp(FieldTrialList::Find("AsyncSlowStart") &&
+ !FieldTrialList::Find("AsyncSlowStart")->group_name().empty());
+ if (use_async_tcp) {
+ UMA_HISTOGRAM_CUSTOM_TIMES(
+ FieldTrial::MakeName("Renderer4.StartToFinish",
+ "AsyncSlowStart").data(),
+ finish - start, kBeginToFinishMin,
+ kBeginToFinishMax, kBeginToFinishBucketCount);
+ }
+
UMA_HISTOGRAM_MEDIUM_TIMES("Renderer4.CommitToFinish", finish - commit);
if (!first_paint.is_null()) {
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