chrome/browser/chrome_browser_main.cc - Issue 922333002: Add new histograms to measure time in PreMainMessageLoop.

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Unified Diff: chrome/browser/chrome_browser_main.cc

Issue 922333002: Add new histograms to measure time in PreMainMessageLoop. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: Created 5 years, 10 months ago

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Index: chrome/browser/chrome_browser_main.cc

diff --git a/chrome/browser/chrome_browser_main.cc b/chrome/browser/chrome_browser_main.cc

index 79fd8418bda71ad09afe1d9295d945e257ce2985..69ccdf4f11f3061a33268fea3f7ae4dc90c064d3 100644

--- a/chrome/browser/chrome_browser_main.cc

+++ b/chrome/browser/chrome_browser_main.cc

@@ -16,7 +16,7 @@

#include "base/files/file_path.h"

#include "base/files/file_util.h"

#include "base/metrics/field_trial.h"

-#include "base/metrics/histogram.h"

+#include "base/metrics/histogram_macros.h"

#include "base/path_service.h"

#include "base/prefs/json_pref_store.h"

#include "base/prefs/pref_registry_simple.h"

@@ -1112,6 +1112,7 @@ void ChromeBrowserMainParts::PostBrowserStart() {

int ChromeBrowserMainParts::PreMainMessageLoopRunImpl() {

TRACE_EVENT0("startup", "ChromeBrowserMainParts::PreMainMessageLoopRunImpl");

+ SCOPED_UMA_HISTOGRAM_TIMER("Startup.PreMainMessageLoopRunImplTime");

// Android updates the metrics service dynamically depending on whether the

// application is in the foreground or not. Do not start here.

#if !defined(OS_ANDROID)

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