Add new metrics to rappor.xml

BUG=381325

Review URL: https://codereview.chromium.org/339003002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@278035 0039d316-1c4b-4281-b951-d872f2087c98

tools/metrics/rappor/rappor.xml

@@ -19,18 +19,43 @@ TODO(holte): Add validation and pretty printing scripts.
 
 <rappor-metrics>
 
+<rappor-metric name="Extensions.PossibleAdInjection2" type="ETLD_PLUS_ONE">
+  <owner>rdevlin.cronin@chromium.org</owner>
+  <summary>
+    The eTLD+1 of a URL that might be doing ad injection.
+  </summary>
+</rappor-metric>
+
+<rappor-metric name="Search.DefaultSearchProvider" type="ETLD_PLUS_ONE">
+  <owner>holte@chromium.org</owner>
+  <summary>
+    The domain and registry of the URL for the default search engine.
+    Recorded when a profile is opened or after a profile reset.
+  </summary>
+</rappor-metric>
+
+<rappor-metric name="Settings.FirstStartupPage" type="ETLD_PLUS_ONE">
+  <owner>holte@chromium.org</owner>
+  <summary>
+    The domain and registry of the URL of the first page opened on startup.
+    Recorded when a profile is loaded if preferences specify a fixed set of URLs
+    to open on startup.
+  </summary>
+</rappor-metric>
+
 <rappor-metric name="Settings.HomePage2" type="ETLD_PLUS_ONE">
   <owner>holte@chromium.org</owner>
   <summary>
-    The eTLD+1 of the prefs::kHomePage setting.  Only recorded if the URL is
-    valid and prefs::kHomePageIsNewTabPage is false.
+    The eTLD+1 of the prefs::kHomePage setting.  Recorded when a profile is
+    loaded if the URL is valid and prefs::kHomePageIsNewTabPage is false.
   </summary>
 </rappor-metric>
 
-<rappor-metric name="Extensions.PossibleAdInjection2" type="ETLD_PLUS_ONE">
-  <owner>rdevlin.cronin@chromium.org</owner>
+<rappor-metric name="Settings.NewTabPage" type="ETLD_PLUS_ONE">
+  <owner>holte@chromium.org</owner>
   <summary>
-    The eTLD+1 of a URL that might be doing ad injection.
+    The domain and registry of the URL chrome://newtab is rewritten to.
+    Recorded when a profile is loaded, if the URL is valid.
   </summary>
 </rappor-metric>