Remove experimental.record api completely

tools/metrics/histograms/histograms.xml

 <!--
 Copyright 2013 The Chromium Authors. All rights reserved.
 Use of this source code is governed by a BSD-style license that can be
 found in the LICENSE file.
 -->
 
 <!--
 This file is used to generate a comprehensive list of Chrome histograms along
 with a detailed description for each histogram.
 
@@ skipping 16774 matching lines @@
   <int value="171" label="FILEBROWSERPRIVATE_EXECUTETASK"/>
   <int value="172" label="TTS_GETVOICES"/>
   <int value="173" label="MANAGEMENT_GETALL"/>
   <int value="174" label="MANAGEMENT_GETPERMISSIONWARNINGSBYMANIFEST"/>
   <int value="175" label="APP_CURRENTWINDOWINTERNAL_CLEARATTENTION"/>
   <int value="176" label="AUTOTESTPRIVATE_SHUTDOWN"/>
   <int value="177" label="FONTSETTINGS_CLEARDEFAULTFONTSIZE"/>
   <int value="178" label="BOOKMARKS_GETTREE"/>
   <int value="179" label="FILEBROWSERPRIVATE_SELECTFILES"/>
   <int value="180" label="RUNTIME_GETBACKGROUNDPAGE"/>
-  <int value="181" label="EXPERIMENTAL_RECORD_REPLAYURLS"/>
+  <int value="181" label="DELETED_EXPERIMENTAL_RECORD_REPLAYURLS"/>
   <int value="182" label="WEBSTOREPRIVATE_COMPLETEINSTALL"/>
   <int value="183" label="DELETED_EXPERIMENTAL_SPEECHINPUT_START"/>
   <int value="184" label="COOKIES_GETALL"/>
   <int value="185" label="DOWNLOADS_GETFILEICON"/>
   <int value="186" label="PAGEACTION_GETTITLE"/>
   <int value="187" label="BROWSINGDATA_REMOVE"/>
   <int value="188" label="SERIAL_OPEN"/>
   <int value="189" label="FILESYSTEM_GETDISPLAYPATH"/>
   <int value="190" label="FILEBROWSERPRIVATE_FORMATDEVICE"/>
   <int value="191" label="BOOKMARKS_GET"/>
@@ skipping 4013 matching lines @@
   <int value="2" label="Extension re-enabled"/>
   <int value="3" label="Extension uninstalled"/>
 </enum>
 
 <enum name="SideloadWipeoutBubble" type="int">
   <int value="0" label="Learn more"/>
   <int value="1" label="Settings page"/>
   <int value="2" label="Dismiss"/>
 </enum>
 
+<enum name="SimpleCache.FileDescriptorLimitStatus" type="int">
+  <int value="0" label="Unsupported"/>
+  <int value="1" label="Supported but failed"/>
+  <int value="2" label="Succeeded"/>
+</enum>
+
 <enum name="SimpleCacheHeaderSizeChange" type="int">
   <int value="0" label="Written for the first time"/>
   <int value="1" label="Rewritten with same size"/>
   <int value="2" label="Rewritten with larger size"/>
   <int value="3" label="Rewritten with smaller size"/>
   <int value="4" label="Unexpected header stream write"/>
 </enum>
 
-<enum name="SimpleCache.FileDescriptorLimitStatus" type="int">
-  <int value="0" label="Unsupported"/>
-  <int value="1" label="Supported but failed"/>
-  <int value="2" label="Succeeded"/>
-</enum>
-
 <enum name="SimpleCacheIndexInitializeMethod" type="int">
   <int value="0" label="Directory Scan"/>
   <int value="1" label="Index File"/>
   <int value="2" label="New Cache"/>
 </enum>
 
 <enum name="SimpleCacheOpenEntryIndexState" type="int">
   <int value="0" label="No index"/>
   <int value="1" label="Hit"/>
   <int value="2" label="Miss"/>
@@ skipping 3196 matching lines @@
   <group name="Disabled" label="Neither extra webstore link is visible"/>
   <group name="FooterLink" label="Link in bottom right of footer"/>
   <group name="PlusIcon" label="Plus icon in apps page"/>
   <affected-histogram name="Extensions.AppLaunch"/>
   <affected-histogram name="NewTabPage.DefaultPageType"/>
 </fieldtrial>
 
 </fieldtrials>
 
 </histogram-configuration>