Move new Startup.FirstWebContents.* stats to Startup.FirstWebContents.*2.

chrome/browser/ui/profile_error_browsertest.cc

Index: chrome/browser/ui/profile_error_browsertest.cc
diff --git a/chrome/browser/ui/profile_error_browsertest.cc b/chrome/browser/ui/profile_error_browsertest.cc
index 0c04c39d6e71518aa3c21442dac1162d46132c77..ca17c65307644d255b750724e7552da170f86319 100644
--- a/chrome/browser/ui/profile_error_browsertest.cc
+++ b/chrome/browser/ui/profile_error_browsertest.cc
@@ -82,8 +82,8 @@ class ProfileErrorBrowserTest : public InProcessBrowserTest,
 #endif
 
 IN_PROC_BROWSER_TEST_P(ProfileErrorBrowserTest, MAYBE_CorruptedProfile) {
-  const char kPaintHistogram[] = "Startup.FirstWebContents.NonEmptyPaint";
-  const char kLoadHistogram[] = "Startup.FirstWebContents.MainFrameLoad";
+  const char kPaintHistogram[] = "Startup.FirstWebContents.NonEmptyPaint2";
+  const char kLoadHistogram[] = "Startup.FirstWebContents.MainFrameLoad2";
 
   // Navigate to a URL so the first non-empty paint is registered.
   ui_test_utils::NavigateToURL(browser(), GURL("http://www.example.com/"));