Move some of c/b/feedback/system_logs to //components/feedback

chrome/browser/feedback/system_logs/system_logs_fetcher.cc

Index: chrome/browser/feedback/system_logs/system_logs_fetcher.cc
diff --git a/chrome/browser/feedback/system_logs/system_logs_fetcher.cc b/chrome/browser/feedback/system_logs/system_logs_fetcher.cc
deleted file mode 100644
index 27056368bb488687e9040808369643c0e0539aac..0000000000000000000000000000000000000000
--- a/chrome/browser/feedback/system_logs/system_logs_fetcher.cc
+++ /dev/null
@@ -1,101 +0,0 @@
-// 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.
-
-#include "chrome/browser/feedback/system_logs/system_logs_fetcher.h"
-
-#include <utility>
-
-#include "base/bind.h"
-#include "base/bind_helpers.h"
-#include "base/memory/ptr_util.h"
-#include "content/public/browser/browser_thread.h"
-
-using content::BrowserThread;
-
-namespace system_logs {
-
-namespace {
-
-// List of keys in the SystemLogsResponse map whose corresponding values will
-// not be anonymized.
-constexpr const char* const kWhitelistedKeysOfUUIDs[] = {
-    "CHROMEOS_BOARD_APPID",
-    "CHROMEOS_CANARY_APPID",
-    "CHROMEOS_RELEASE_APPID",
-    "CLIENT_ID",
-};
-
-// Returns true if the given |key| is anonymizer-whitelisted and whose
-// corresponding value should not be anonymized.
-bool IsKeyWhitelisted(const std::string& key) {
-  for (auto* const whitelisted_key : kWhitelistedKeysOfUUIDs) {
-    if (key == whitelisted_key)
-      return true;
-  }
-  return false;
-}
-
-}  // namespace
-
-SystemLogsFetcher::SystemLogsFetcher(bool scrub_data)
-    : response_(base::MakeUnique<SystemLogsResponse>()),
-      num_pending_requests_(0),
-      weak_ptr_factory_(this) {
-  if (scrub_data)
-    anonymizer_ = base::MakeUnique<feedback::AnonymizerTool>();
-}
-
-SystemLogsFetcher::~SystemLogsFetcher() {}
-
-void SystemLogsFetcher::AddSource(std::unique_ptr<SystemLogsSource> source) {
-  data_sources_.emplace_back(std::move(source));
-  num_pending_requests_++;
-}
-
-void SystemLogsFetcher::Fetch(const SysLogsFetcherCallback& callback) {
-  DCHECK_CURRENTLY_ON(BrowserThread::UI);
-  DCHECK(callback_.is_null());
-  DCHECK(!callback.is_null());
-
-  callback_ = callback;
-  for (size_t i = 0; i < data_sources_.size(); ++i) {
-    VLOG(1) << "Fetching SystemLogSource: " << data_sources_[i]->source_name();
-    data_sources_[i]->Fetch(base::Bind(&SystemLogsFetcher::OnFetched,
-                                       weak_ptr_factory_.GetWeakPtr(),
-                                       data_sources_[i]->source_name()));
-  }
-}
-
-void SystemLogsFetcher::OnFetched(const std::string& source_name,
-                                  SystemLogsResponse* response) {
-  DCHECK_CURRENTLY_ON(BrowserThread::UI);
-
-  VLOG(1) << "Received SystemLogSource: " << source_name;
-
-  if (anonymizer_) {
-    for (auto& element : *response) {
-      if (!IsKeyWhitelisted(element.first))
-        element.second = anonymizer_->Anonymize(element.second);
-    }
-  }
-  AddResponse(source_name, response);
-}
-
-void SystemLogsFetcher::AddResponse(const std::string& source_name,
-                                    SystemLogsResponse* response) {
-  for (const auto& it : *response) {
-    // An element with a duplicate key would not be successfully inserted.
-    bool ok = response_->emplace(it).second;
-    DCHECK(ok) << "Duplicate key found: " << it.first;
-  }
-
-  --num_pending_requests_;
-  if (num_pending_requests_ > 0)
-    return;
-
-  callback_.Run(std::move(response_));
-  BrowserThread::DeleteSoon(BrowserThread::UI, FROM_HERE, this);
-}
-
-}  // namespace system_logs