Revert "Report data usage UMA for Chrome services"

chrome/browser/spellchecker/spellcheck_hunspell_dictionary.cc

Index: chrome/browser/spellchecker/spellcheck_hunspell_dictionary.cc
diff --git a/chrome/browser/spellchecker/spellcheck_hunspell_dictionary.cc b/chrome/browser/spellchecker/spellcheck_hunspell_dictionary.cc
index 8ce3037417a41495500ebf94dc73402c0c069cdc..aad12e1b89d2d324854a9baae10121b5853dc80f 100644
--- a/chrome/browser/spellchecker/spellcheck_hunspell_dictionary.cc
+++ b/chrome/browser/spellchecker/spellcheck_hunspell_dictionary.cc
@@ -12,7 +12,6 @@
 #include "chrome/browser/spellchecker/spellcheck_service.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/spellcheck_common.h"
-#include "components/data_use_measurement/core/data_use_user_data.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/render_process_host.h"
 #include "net/base/load_flags.h"
@@ -245,8 +244,6 @@ void SpellcheckHunspellDictionary::DownloadDictionary(GURL url) {
                     OnHunspellDictionaryDownloadBegin(language_));
 
   fetcher_ = net::URLFetcher::Create(url, net::URLFetcher::GET, this);
-  data_use_measurement::DataUseUserData::AttachToFetcher(
-      fetcher_.get(), data_use_measurement::DataUseUserData::SPELL_CHECKER);
   fetcher_->SetRequestContext(request_context_getter_);
   fetcher_->SetLoadFlags(
       net::LOAD_DO_NOT_SEND_COOKIES | net::LOAD_DO_NOT_SAVE_COOKIES);