Add Startup Timing 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 0b91160d11f8d88f9e27442d347e9edec53da832..d0929763d000f290627c77477ac7ab1919cf8e02 100644
--- a/chrome/browser/performance_monitor/constants.cc
+++ b/chrome/browser/performance_monitor/constants.cc
@@ -43,7 +43,28 @@ const double kMetricCPUUsageTickSize = 100.0;
 const char kMetricPrivateMemoryUsageName[] = "Private Memory Usage";
 const char kMetricPrivateMemoryUsageDescription[] =
     "The private memory usage measured in bytes.";
-const char kMetricPrivateMemoryUsageUnits[] = "percent";
+const char kMetricPrivateMemoryUsageUnits[] = "bytes";
 const double kMetricPrivateMemoryUsageTickSize = 10000000.0;
 
+// Startup Time
+const char kMetricStartupTimeName[] = "Startup Time";
+const char kMetricStartupTimeDescription[] =
+    "The startup time measured in microseconds";
+const char kMetricStartupTimeUnits[] = "microseconds";
+const double kMetricStartupTimeTickSize = 5000000;
+
+// Test Startup Time
+const char kMetricTestStartupTimeName[] = "Test Startup Time";
+const char kMetricTestStartupTimeDescription[] =
+    "The startup time of test startups measured in microseconds";
+const char kMetricTestStartupTimeUnits[] = "microseconds";
+const double kMetricTestStartupTimeTickSize = 5000000;
+
+// Session Restore Time
+const char kMetricSessionRestoreTimeName[] = "Session Restore Time";
+const char kMetricSessionRestoreTimeDescription[] =
+    "The session restore time measured in microseconds";
+const char kMetricSessionRestoreTimeUnits[] = "microseconds";
+const double kMetricSessionRestoreTimeTickSize = 5000000;
+
 }  // namespace performance_monitor