Add Unclean Exit Watching to CPM

chrome/browser/performance_monitor/constants.cc

Index: chrome/browser/performance_monitor/constants.cc
diff --git a/chrome/browser/performance_monitor/constants.cc b/chrome/browser/performance_monitor/constants.cc
index 3dcacb9a559967aad953d88f923d8416cb72e2d9..e0d23dc6f80285319780e38a25f008719a69eb7a 100644
--- a/chrome/browser/performance_monitor/constants.cc
+++ b/chrome/browser/performance_monitor/constants.cc
@@ -8,10 +8,16 @@ namespace performance_monitor {
 
 // The key to insert/retrieve information about the chrome version from the
 // database.
-const char kStateChromeVersion[] = "chrome_version";
 const char kMetricNotFoundError[] = "Mertic details not found.";
 const char kProcessChromeAggregate[] = "chrome_aggregate";
 const char kSampleMetricDescription[] = "A sample metric.";
 const char kSampleMetricName[] = "SAMPLE";
 
+// The state token to track Chrome versions in the database.
+const char kStateChromeVersion[] = "chrome_version";
+
+// The state token to precede a profile's name, to prevent any possible naming
+// collisions in the database.
+const char kStateProfilePrefix[] = "profile";
+
 }  // namespace performance_monitor