Remove gcdPrivate API code.

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 f4aebe74288829e29dbd9c25184bbd7098bf180b..c4c29cbfdbe4008888d2b88b2e1d791b4241427f 100644
--- a/tools/metrics/histograms/histograms.xml
+++ b/tools/metrics/histograms/histograms.xml
@@ -87610,8 +87610,8 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
   <int value="127" label="FONT_SETTINGS_ON_DEFAULT_FONT_SIZE_CHANGED"/>
   <int value="128" label="FONT_SETTINGS_ON_FONT_CHANGED"/>
   <int value="129" label="FONT_SETTINGS_ON_MINIMUM_FONT_SIZE_CHANGED"/>
-  <int value="130" label="GCD_PRIVATE_ON_DEVICE_REMOVED"/>
-  <int value="131" label="GCD_PRIVATE_ON_DEVICE_STATE_CHANGED"/>
+  <int value="130" label="DELETED_GCD_PRIVATE_ON_DEVICE_REMOVED"/>
+  <int value="131" label="DELETED_GCD_PRIVATE_ON_DEVICE_STATE_CHANGED"/>
   <int value="132" label="GCM_ON_MESSAGE"/>
   <int value="133" label="GCM_ON_MESSAGES_DELETED"/>
   <int value="134" label="GCM_ON_SEND_ERROR"/>
@@ -88752,22 +88752,22 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
   <int value="820" label="WEBVIEWINTERNAL_TERMINATE"/>
   <int value="821" label="BLUETOOTHLOWENERGY_STARTCHARACTERISTICNOTIFICATIONS"/>
   <int value="822" label="BLUETOOTHLOWENERGY_STOPCHARACTERISTICNOTIFICATIONS"/>
-  <int value="823" label="GCDPRIVATE_GETCLOUDDEVICELIST"/>
-  <int value="824" label="GCDPRIVATE_QUERYFORNEWLOCALDEVICES"/>
-  <int value="825" label="GCDPRIVATE_PREFETCHWIFIPASSWORD"/>
-  <int value="826" label="GCDPRIVATE_ESTABLISHSESSION"/>
-  <int value="827" label="GCDPRIVATE_SENDMESSAGE"/>
-  <int value="828" label="GCDPRIVATE_CONFIRMCODE"/>
-  <int value="829" label="GCDPRIVATE_TERMINATESESSION"/>
+  <int value="823" label="DELETED_GCDPRIVATE_GETCLOUDDEVICELIST"/>
+  <int value="824" label="DELETED_GCDPRIVATE_QUERYFORNEWLOCALDEVICES"/>
+  <int value="825" label="DELETED_GCDPRIVATE_PREFETCHWIFIPASSWORD"/>
+  <int value="826" label="DELETED_GCDPRIVATE_ESTABLISHSESSION"/>
+  <int value="827" label="DELETED_GCDPRIVATE_SENDMESSAGE"/>
+  <int value="828" label="DELETED_GCDPRIVATE_CONFIRMCODE"/>
+  <int value="829" label="DELETED_GCDPRIVATE_TERMINATESESSION"/>
   <int value="830" label="TABS_SETZOOM"/>
   <int value="831" label="TABS_GETZOOM"/>
   <int value="832" label="TABS_SETZOOMSETTINGS"/>
   <int value="833" label="TABS_GETZOOMSETTINGS"/>
-  <int value="834" label="GCDPRIVATE_GETCOMMANDDEFINITIONS"/>
-  <int value="835" label="GCDPRIVATE_INSERTCOMMAND"/>
-  <int value="836" label="GCDPRIVATE_GETCOMMAND"/>
-  <int value="837" label="GCDPRIVATE_CANCELCOMMAND"/>
-  <int value="838" label="GCDPRIVATE_GETCOMMANDSLIST"/>
+  <int value="834" label="DELETED_GCDPRIVATE_GETCOMMANDDEFINITIONS"/>
+  <int value="835" label="DELETED_GCDPRIVATE_INSERTCOMMAND"/>
+  <int value="836" label="DELETED_GCDPRIVATE_GETCOMMAND"/>
+  <int value="837" label="DELETED_GCDPRIVATE_CANCELCOMMAND"/>
+  <int value="838" label="DELETED_GCDPRIVATE_GETCOMMANDSLIST"/>
   <int value="839" label="APPVIEWINTERNAL_ATTACHFRAME"/>
   <int value="840" label="APPVIEWINTERNAL_DENYREQUEST"/>
   <int value="841" label="FILEMANAGERPRIVATEINTERNAL_GETDOWNLOADURL"/>
@@ -88791,7 +88791,7 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
   <int value="859" label="NOTIFICATIONPROVIDER_NOTIFYONSHOWSETTINGS"/>
   <int value="860" label="NOTIFICATIONPROVIDER_GETNOTIFIER"/>
   <int value="861" label="NOTIFICATIONPROVIDER_GETALLNOTIFIERS"/>
-  <int value="862" label="GCDPRIVATE_GETPREFETCHEDWIFINAMELIST"/>
+  <int value="862" label="DELETED_GCDPRIVATE_GETPREFETCHEDWIFINAMELIST"/>
   <int value="863" label="GUESTVIEWINTERNAL_SETAUTOSIZE"/>
   <int value="864" label="DELETED_COPRESENCEPRIVATE_SENDFOUND"/>
   <int value="865" label="DELETED_COPRESENCEPRIVATE_SENDSAMPLES"/>
@@ -88845,7 +88845,7 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
   <int value="912" label="HOTWORDPRIVATE_STARTTRAINING"/>
   <int value="913" label="HOTWORDPRIVATE_FINALIZESPEAKERMODEL"/>
   <int value="914" label="HOTWORDPRIVATE_STOPTRAINING"/>
-  <int value="915" label="GCDPRIVATE_STARTPAIRING"/>
+  <int value="915" label="DELETED_GCDPRIVATE_STARTPAIRING"/>
   <int value="916" label="VPNPROVIDER_CREATECONFIG"/>
   <int value="917" label="VPNPROVIDER_DESTROYCONFIG"/>
   <int value="918" label="VPNPROVIDER_SETPARAMETERS"/>
@@ -88957,7 +88957,7 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
   <int value="1021" label="INSTANCEID_GETTOKEN"/>
   <int value="1022" label="INSTANCEID_DELETETOKEN"/>
   <int value="1023" label="INSTANCEID_DELETEID"/>
-  <int value="1024" label="GCDPRIVATE_GETDEVICEINFO"/>
+  <int value="1024" label="DELETED_GCDPRIVATE_GETDEVICEINFO"/>
   <int value="1025" label="DELETED_SEARCHENGINESPRIVATE_GETHOTWORDSTATE"/>
   <int value="1026" label="DELETED_SEARCHENGINESPRIVATE_ADDOTHERSEARCHENGINE"/>
   <int value="1027" label="DELETED_SEARCHENGINESPRIVATE_REMOVESEARCHENGINE"/>
@@ -89402,7 +89402,7 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
   <int value="75" label="kFirstRunPrivate"/>
   <int value="76" label="kFontSettings"/>
   <int value="77" label="kFullscreen"/>
-  <int value="78" label="kGcdPrivate"/>
+  <int value="78" label="kDeleted_GcdPrivate"/>
   <int value="79" label="kGcm"/>
   <int value="80" label="kGeolocation"/>
   <int value="81" label="kHid"/>