Add a commandline switch to run PerformanceMonitor

chrome/common/chrome_switches.cc

Index: chrome/common/chrome_switches.cc
diff --git a/chrome/common/chrome_switches.cc b/chrome/common/chrome_switches.cc
index 519d3aec5e5445a8a496142d304b4045b49daf7d..1705284ea98ead51ccabc4169e8345bdc9896a37 100644
--- a/chrome/common/chrome_switches.cc
+++ b/chrome/common/chrome_switches.cc
@@ -1157,6 +1157,12 @@ const char kResetVariationState[]           = "reset-variation-state";
 // sent to the ui_test.
 const char kRestoreLastSession[]            = "restore-last-session";
 
+// Launches PerformanceMonitor at startup, which will gather statistics about
+// Chrome's CPU and memory usage, page load times, startup times, and network
+// usage; and will also store information about events which may be of interest,

[Yoyo Zhou, 2012/08/13 19:37:20]

nit: either change the ; to a , or change "and" to "it"

[Devlin, 2012/08/14 16:13:54]

Done.

+// such as extension-related occurences and crashes.

[Yoyo Zhou, 2012/08/13 19:37:20]

nit: occurrences

[Devlin, 2012/08/14 16:13:54]

Wow, I can't spell this word for the life of me...
(*gets curious*)
$ git grep --ignore-case -e "occurance"  --or -e "occurrance" --or -e
"occurence" | wc
$ 81     827    8327
$ git grep --ignore-case "occurrence" | wc
$ 321    3025   33445
At least I'm not alone :) Thanks for catching this (again)!

+const char kRunPerformanceMonitor[]         = "run-performance-monitor";
+
 // Disable saving pages as HTML-only, disable saving pages as HTML Complete
 // (with a directory of sub-resources). Enable only saving pages as MHTML.
 // See http://crbug.com/120416 for how to remove this switch.