Revert of Mojo interface/service for Leak Detector on remote process

chrome/browser/metrics/leak_detector/leak_detector_controller.cc

 // Copyright 2016 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/metrics/leak_detector/leak_detector_controller.h"
 
 #include <algorithm>
 
 #include "base/logging.h"
 #include "base/strings/string_number_conversions.h"
@@ skipping 85 matching lines @@
   // Leak detector parameters are stored in |params_|.
   detector->Init(params_, content::BrowserThread::GetTaskRunnerForThread(
                               content::BrowserThread::UI));
 }
 
 LeakDetectorController::~LeakDetectorController() {
   DCHECK(thread_checker_.CalledOnValidThread());
   LeakDetector::GetInstance()->RemoveObserver(this);
 }
 
-void LeakDetectorController::GetLeakReports(
-    std::vector<MemoryLeakReportProto>* reports) {
-  DCHECK(thread_checker_.CalledOnValidThread());
-  reports->swap(stored_reports_);
-  stored_reports_.clear();
-}
-
 void LeakDetectorController::OnLeaksFound(
     const std::vector<MemoryLeakReportProto>& reports) {
-  StoreLeakReports(reports, MemoryLeakReportProto::BROWSER_PROCESS);
-}
-
-MemoryLeakReportProto_Params LeakDetectorController::GetParams() const {
-  return params_;
-}
-
-void LeakDetectorController::SendLeakReports(
-    const std::vector<MemoryLeakReportProto>& reports) {
-  StoreLeakReports(reports, MemoryLeakReportProto::RENDERER_PROCESS);
-}
-
-void LeakDetectorController::OnRemoteProcessShutdown() {
-  // TODO(sque): Handle remote process shutdown.
-}
-
-void LeakDetectorController::StoreLeakReports(
-    const std::vector<MemoryLeakReportProto>& reports,
-    MemoryLeakReportProto::ProcessType process_type) {
   DCHECK(thread_checker_.CalledOnValidThread());
 
   for (const auto& report : reports) {
     // Store the report and insert stored parameters.
     stored_reports_.push_back(report);
     stored_reports_.back().mutable_params()->CopyFrom(params_);
-    stored_reports_.back().set_source_process(process_type);
   }
 }
 
+void LeakDetectorController::GetLeakReports(
+    std::vector<MemoryLeakReportProto>* reports) {
+  DCHECK(thread_checker_.CalledOnValidThread());
+  *reports = std::move(stored_reports_);
+}
+
 }  // namespace metrics