[fsp] Cleanup handling errors for operation requests.

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 f880f682b46ea4617e082eb631262e0277e234aa..55f12f8ef41e1a8defa806223bb9305ce2ba8226 100644
--- a/tools/metrics/histograms/histograms.xml
+++ b/tools/metrics/histograms/histograms.xml
@@ -36441,7 +36441,8 @@ Therefore, the affected-histogram name has to have at least one dot in it.
   <int value="715" label="DELETED_BLUETOOTH_GET_SOCKETS"/>
   <int value="716" label="FILESYSTEMPROVIDER_UNMOUNT"/>
   <int value="717" label="FILESYSTEMPROVIDERINTERNAL_UNMOUNTREQUESTEDSUCCESS"/>
-  <int value="718" label="FILESYSTEMPROVIDERINTERNAL_UNMOUNTREQUESTEDERROR"/>
+  <int value="718"
+      label="DELETED_FILESYSTEMPROVIDERINTERNAL_UNMOUNTREQUESTEDERROR"/>
   <int value="719" label="MEDIAGALLERIES_DROPPERMISSIONFORMEDIAFILESYSTEM"/>
   <int value="720" label="WEBCAMPRIVATE_SET"/>
   <int value="721" label="WEBCAMPRIVATE_RESET"/>
@@ -36476,7 +36477,7 @@ Therefore, the affected-histogram name has to have at least one dot in it.
   <int value="750"
       label="FILESYSTEMPROVIDERINTERNAL_GETMETADATAREQUESTEDSUCCESS"/>
   <int value="751"
-      label="FILESYSTEMPROVIDERINTERNAL_GETMETADATAREQUESTEDERROR"/>
+      label="DELETED_FILESYSTEMPROVIDERINTERNAL_GETMETADATAREQUESTEDERROR"/>
   <int value="752" label="BROWSER_OPENTAB"/>
   <int value="753" label="MANAGEMENT_CREATEAPPSHORTCUT"/>
   <int value="754" label="WEBVIEW_SHOWCONTEXTMENU"/>
@@ -36488,20 +36489,23 @@ Therefore, the affected-histogram name has to have at least one dot in it.
   <int value="760"
       label="FILESYSTEMPROVIDERINTERNAL_READDIRECTORYREQUESTEDSUCCESS"/>
   <int value="761"
-      label="FILESYSTEMPROVIDERINTERNAL_READDIRECTORYREQUESTEDERROR"/>
+      label="DELETED_FILESYSTEMPROVIDERINTERNAL_READDIRECTORYREQUESTEDERROR"/>
   <int value="762" label="LEDGER_BATCHEXECUTE"/>
   <int value="763" label="FILESYSTEMPROVIDERINTERNAL_OPENFILEREQUESTEDSUCCESS"/>
-  <int value="764" label="FILESYSTEMPROVIDERINTERNAL_OPENFILEREQUESTEDERROR"/>
+  <int value="764"
+      label="DELETED_FILESYSTEMPROVIDERINTERNAL_OPENFILEREQUESTEDERROR"/>
   <int value="765"
       label="FILESYSTEMPROVIDERINTERNAL_CLOSEFILEREQUESTEDSUCCESS"/>
-  <int value="766" label="FILESYSTEMPROVIDERINTERNAL_CLOSEFILEREQUESTEDERROR"/>
+  <int value="766"
+      label="DELETED_FILESYSTEMPROVIDERINTERNAL_CLOSEFILEREQUESTEDERROR"/>
   <int value="767" label="SYNCEDNOTIFICATIONSPRIVATE_GETINITIALDATA"/>
   <int value="768" label="SYNCEDNOTIFICATIONSPRIVATE_UPDATENOTIFICATION"/>
   <int value="769" label="SYNCEDNOTIFICATIONSPRIVATE_SETRENDERCONTEXT"/>
   <int value="770" label="IDENTITY_GETACCOUNTS"/>
   <int value="771" label="FILEBROWSERPRIVATE_RESOLVEISOLATEDENTRIES"/>
   <int value="772" label="FILESYSTEMPROVIDERINTERNAL_READFILEREQUESTEDSUCCESS"/>
-  <int value="773" label="FILESYSTEMPROVIDERINTERNAL_READFILEREQUESTEDERROR"/>
+  <int value="773"
+      label="DELETED_FILESYSTEMPROVIDERINTERNAL_READFILEREQUESTEDERROR"/>
   <int value="774" label="NETWORKINGPRIVATE_GETNETWORKS"/>
   <int value="775" label="WEBVIEW_SETNAME"/>
   <int value="776" label="ENTERPRISE_PLATFORMKEYSINTERNAL_GENERATEKEY"/>
@@ -36520,6 +36524,7 @@ Therefore, the affected-histogram name has to have at least one dot in it.
   <int value="789" label="INPUTMETHODPRIVATE_SETCURRENTINPUTMETHOD"/>
   <int value="790" label="INPUTMETHODPRIVATE_GETINPUTMETHODS"/>
   <int value="791" label="IDENTITY_GETPROFILEUSERINFO"/>
+  <int value="792" label="FILESYSTEMPROVIDERINTERNAL_OPERATIONREQUESTEDERROR"/>
 </enum>
 
 <enum name="ExtensionInstallCause" type="int">