Reland: Refactor code that defers extension background page loading

extensions/browser/test_extensions_browser_client.cc

 // 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 "extensions/browser/test_extensions_browser_client.h"
 
 #include "content/public/browser/browser_context.h"
 #include "extensions/browser/app_sorting.h"
 #include "extensions/browser/extension_host_delegate.h"
 #include "extensions/browser/test_runtime_api_delegate.h"
 
 using content::BrowserContext;
 
 namespace extensions {
 
 TestExtensionsBrowserClient::TestExtensionsBrowserClient(
     BrowserContext* main_context)
-    : main_context_(main_context), incognito_context_(NULL) {
+    : main_context_(main_context),
+      incognito_context_(NULL),
+      process_manager_delegate_(NULL) {
   DCHECK(main_context_);
   DCHECK(!main_context_->IsOffTheRecord());
 }
 
 TestExtensionsBrowserClient::~TestExtensionsBrowserClient() {}
 
 void TestExtensionsBrowserClient::SetIncognitoContext(BrowserContext* context) {
   // If a context is provided it must be off-the-record.
   DCHECK(!context || context->IsOffTheRecord());
   incognito_context_ = context;
@@ skipping 80 matching lines @@
 
 PrefService* TestExtensionsBrowserClient::GetPrefServiceForContext(
     BrowserContext* context) {
   return NULL;
 }
 
 void TestExtensionsBrowserClient::GetEarlyExtensionPrefsObservers(
     content::BrowserContext* context,
     std::vector<ExtensionPrefsObserver*>* observers) const {}
 
-bool TestExtensionsBrowserClient::DeferLoadingBackgroundHosts(
-    BrowserContext* context) const {
-  return false;
-}
-
-bool TestExtensionsBrowserClient::IsBackgroundPageAllowed(
-    BrowserContext* context) const {
-  return true;
+ProcessManagerDelegate* TestExtensionsBrowserClient::GetProcessManagerDelegate()
+    const {
+  return process_manager_delegate_;
 }
 
 scoped_ptr<ExtensionHostDelegate>
 TestExtensionsBrowserClient::CreateExtensionHostDelegate() {
   return scoped_ptr<ExtensionHostDelegate>();
 }
 
 bool TestExtensionsBrowserClient::DidVersionUpdate(BrowserContext* context) {
   return false;
 }
@@ skipping 24 matching lines @@
     content::BrowserContext* context) const {
   return scoped_ptr<RuntimeAPIDelegate>(new TestRuntimeAPIDelegate());
 }
 
 ComponentExtensionResourceManager*
 TestExtensionsBrowserClient::GetComponentExtensionResourceManager() {
   return NULL;
 }
 
 }  // namespace extensions