Move webstorePrivate DelegatedInstall functions into new dashboardPrivate API

tools/metrics/histograms/histograms.xml

Index: tools/metrics/histograms/histograms.xml
diff --git a/tools/metrics/histograms/histograms.xml b/tools/metrics/histograms/histograms.xml
index c9bf4aacc9239adf8156c4c92dc1e8a16f94683d..57675c0a2ce2067ca1514c5a1d717f92d490d2d8 100644
--- a/tools/metrics/histograms/histograms.xml
+++ b/tools/metrics/histograms/histograms.xml
@@ -56622,7 +56622,7 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
   <int value="971" label="INPUTMETHODPRIVATE_FETCHALLDICTIONARYWORDS"/>
   <int value="972" label="INPUTMETHODPRIVATE_ADDWORDTODICTIONARY"/>
   <int value="973"
-      label="WEBSTOREPRIVATE_SHOWPERMISSIONPROMPTFORDELEGATEDINSTALL"/>
+      label="DASHBOARDPRIVATE_SHOWPERMISSIONPROMPTFORDELEGATEDINSTALL"/>
   <int value="974" label="PRINTERPROVIDERINTERNAL_GETPRINTDATA"/>
   <int value="975" label="VIRTUALKEYBOARDPRIVATE_SETMODE"/>
   <int value="976" label="NETWORKINGPRIVATE_STARTACTIVATE"/>
@@ -56711,7 +56711,7 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
   <int value="1058"
       label="FILESYSTEMPROVIDERINTERNAL_GETACTIONSREQUESTEDSUCCESS"/>
   <int value="1059"
-      label="WEBSTOREPRIVATE_SHOWPERMISSIONPROMPTFORDELEGATEDBUNDLEINSTALL"/>
+      label="DASHBOARDPRIVATE_SHOWPERMISSIONPROMPTFORDELEGATEDBUNDLEINSTALL"/>
   <int value="1060" label="FILEMANAGERPRIVATEINTERNAL_GETENTRYACTIONS"/>
   <int value="1061" label="FILEMANAGERPRIVATEINTERNAL_EXECUTEENTRYACTION"/>
   <int value="1062" label="MDNS_FORCEDISCOVERY"/>