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// Copyright 2014 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 "components/keyed_service/content/browser_context_dependency_manager.h"
#include "base/debug/trace_event.h"
#include "base/memory/singleton.h"
#include "content/public/browser/browser_context.h"
#ifndef NDEBUG
#include "base/command_line.h"
#include "base/files/file_util.h"
// Dumps dependency information about our browser context keyed services
// into a dot file in the browser context directory.
const char kDumpBrowserContextDependencyGraphFlag[] =
"dump-browser-context-graph";
#endif // NDEBUG
void BrowserContextDependencyManager::RegisterProfilePrefsForServices(
const content::BrowserContext* context,
user_prefs::PrefRegistrySyncable* pref_registry) {
RegisterPrefsForServices(context, pref_registry);
}
void BrowserContextDependencyManager::CreateBrowserContextServices(
content::BrowserContext* context) {
DoCreateBrowserContextServices(context, false);
}
void BrowserContextDependencyManager::CreateBrowserContextServicesForTest(
content::BrowserContext* context) {
DoCreateBrowserContextServices(context, true);
}
void BrowserContextDependencyManager::DoCreateBrowserContextServices(
content::BrowserContext* context,
bool is_testing_context) {
TRACE_EVENT0(
"browser",
"BrowserContextDependencyManager::DoCreateBrowserContextServices")
will_create_browser_context_services_callbacks_.Notify(context);
DependencyManager::CreateContextServices(context, is_testing_context);
}
void BrowserContextDependencyManager::DestroyBrowserContextServices(
content::BrowserContext* context) {
DependencyManager::DestroyContextServices(context);
}
scoped_ptr<base::CallbackList<void(content::BrowserContext*)>::Subscription>
BrowserContextDependencyManager::
RegisterWillCreateBrowserContextServicesCallbackForTesting(
const base::Callback<void(content::BrowserContext*)>& callback) {
return will_create_browser_context_services_callbacks_.Add(callback);
}
#ifndef NDEBUG
void BrowserContextDependencyManager::AssertBrowserContextWasntDestroyed(
content::BrowserContext* context) {
DependencyManager::AssertContextWasntDestroyed(context);
}
void BrowserContextDependencyManager::MarkBrowserContextLiveForTesting(
content::BrowserContext* context) {
DependencyManager::MarkContextLiveForTesting(context);
}
#endif // NDEBUG
// static
BrowserContextDependencyManager*
BrowserContextDependencyManager::GetInstance() {
return Singleton<BrowserContextDependencyManager>::get();
}
BrowserContextDependencyManager::BrowserContextDependencyManager() {}
BrowserContextDependencyManager::~BrowserContextDependencyManager() {}
#ifndef NDEBUG
void BrowserContextDependencyManager::DumpContextDependencies(
const base::SupportsUserData* context) const {
// Whenever we try to build a destruction ordering, we should also dump a
// dependency graph to "/path/to/context/context-dependencies.dot".
if (base::CommandLine::ForCurrentProcess()->HasSwitch(
kDumpBrowserContextDependencyGraphFlag)) {
base::FilePath dot_file =
static_cast<const content::BrowserContext*>(context)
->GetPath()
.AppendASCII("browser-context-dependencies.dot");
DumpDependenciesAsGraphviz("BrowserContext", dot_file);
}
}
#endif // NDEBUG
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