Revert "[Memory-UMA] Implement basic working prototype."

services/resource_coordinator/memory/coordinator/process_map.cc

Index: services/resource_coordinator/memory/coordinator/process_map.cc
diff --git a/services/resource_coordinator/memory/coordinator/process_map.cc b/services/resource_coordinator/memory/coordinator/process_map.cc
deleted file mode 100644
index b20be808aa9b8d189f828b57303b5b3e475d9388..0000000000000000000000000000000000000000
--- a/services/resource_coordinator/memory/coordinator/process_map.cc
+++ /dev/null
@@ -1,68 +0,0 @@
-// Copyright 2017 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 "services/resource_coordinator/memory/coordinator/process_map.h"
-
-#include "base/process/process_handle.h"
-#include "mojo/public/cpp/bindings/binding.h"
-#include "services/resource_coordinator/public/interfaces/memory/memory_instrumentation.mojom.h"
-#include "services/service_manager/public/cpp/connector.h"
-#include "services/service_manager/public/cpp/identity.h"
-#include "services/service_manager/public/interfaces/constants.mojom.h"
-#include "services/service_manager/public/interfaces/service_manager.mojom.h"
-
-namespace memory_instrumentation {
-
-ProcessMap::ProcessMap(service_manager::Connector* connector) : binding_(this) {
-  if (connector) {
-    service_manager::mojom::ServiceManagerPtr service_manager;
-    connector->BindInterface(service_manager::mojom::kServiceName,
-                             &service_manager);
-    service_manager::mojom::ServiceManagerListenerPtr listener;
-    service_manager::mojom::ServiceManagerListenerRequest request(
-        mojo::MakeRequest(&listener));
-    service_manager->AddListener(std::move(listener));
-
-    binding_.Bind(std::move(request));
-  }
-}
-
-ProcessMap::~ProcessMap() {}
-
-void ProcessMap::OnInit(std::vector<RunningServiceInfoPtr> instances) {
-  // This callback should only be called with an empty model.
-  DCHECK(instances_.empty());
-  for (size_t i = 0; i < instances.size(); ++i) {
-    const service_manager::Identity& identity = instances[i]->identity;
-    instances_.emplace(identity, instances[i]->pid);
-  }
-}
-
-void ProcessMap::OnServiceCreated(RunningServiceInfoPtr instance) {
-  if (instance->pid == base::kNullProcessId)
-    return;
-
-  const service_manager::Identity& identity = instance->identity;
-  DCHECK(instances_.find(identity) == instances_.end());
-  instances_.emplace(identity, instance->pid);
-}
-
-void ProcessMap::OnServiceStarted(const service_manager::Identity& identity,
-                                  uint32_t pid) {
-  instances_[identity] = pid;
-}
-
-void ProcessMap::OnServiceStopped(const service_manager::Identity& identity) {
-  instances_.erase(identity);
-}
-
-base::ProcessId ProcessMap::GetProcessId(
-    service_manager::Identity identity) const {
-  auto instance = instances_.find(identity);
-  if (instance == instances_.end())
-    return base::kNullProcessId;
-  return instance->second;
-}
-
-}  // namespace memory_instrumentation