Move core url data manager classes to content.

content/browser/webui/url_data_manager.cc

 // Copyright (c) 2012 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/ui/webui/chrome_url_data_manager.h"
+#include "content/browser/webui/url_data_manager.h"
 
 #include <vector>
 
 #include "base/bind.h"
 #include "base/lazy_instance.h"
 #include "base/memory/ref_counted_memory.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop.h"
 #include "base/string_util.h"
 #include "base/synchronization/lock.h"
-#include "chrome/browser/profiles/profile.h"
-#include "chrome/browser/ui/webui/chrome_url_data_manager_factory.h"
-#include "chrome/browser/ui/webui/chrome_url_data_manager_backend.h"
-#include "chrome/browser/ui/webui/chrome_web_ui_data_source.h"
+#include "content/browser/webui/url_data_manager_backend.h"
+#include "content/browser/webui/web_ui_data_source.h"
+#include "content/browser/resource_context_impl.h"
+#include "content/public/browser/browser_context.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/url_data_source.h"
 
+using content::BrowserContext;
 using content::BrowserThread;
 
-static base::LazyInstance<base::Lock>::Leaky
-    g_delete_lock = LAZY_INSTANCE_INITIALIZER;
+namespace {
+
+const char kURLDataManagerKeyName[] = "url_data_manager";
+
+base::LazyInstance<base::Lock>::Leaky g_delete_lock = LAZY_INSTANCE_INITIALIZER;
+
+ChromeURLDataManager* GetFromBrowserContext(BrowserContext* context) {
+  if (!context->GetUserData(kURLDataManagerKeyName)) {
+    context->SetUserData(kURLDataManagerKeyName,
+                         new ChromeURLDataManager(context));
+  }
+  return static_cast<ChromeURLDataManager*>(
+      context->GetUserData(kURLDataManagerKeyName));
+}
+
+// Invoked on the IO thread to do the actual adding of the DataSource.
+static void AddDataSourceOnIOThread(
+    content::ResourceContext* resource_context,
+    scoped_refptr<URLDataSourceImpl> data_source) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
+  GetURLDataManagerForResourceContext(resource_context)->AddDataSource(
+      data_source.get());
+}
+
+}  // namespace
+
 
 // static
 ChromeURLDataManager::URLDataSources* ChromeURLDataManager::data_sources_ =
     NULL;
 
-// Invoked on the IO thread to do the actual adding of the DataSource.
-static void AddDataSourceOnIOThread(
-    const base::Callback<ChromeURLDataManagerBackend*(void)>& backend,
-    scoped_refptr<URLDataSourceImpl> data_source) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
-  backend.Run()->AddDataSource(data_source.get());
-}
-
 ChromeURLDataManager::ChromeURLDataManager(
-      const base::Callback<ChromeURLDataManagerBackend*(void)>& backend)
-    : backend_(backend) {
+    content::BrowserContext* browser_context)
+    : browser_context_(browser_context) {
 }
 
 ChromeURLDataManager::~ChromeURLDataManager() {
 }
 
 void ChromeURLDataManager::AddDataSource(URLDataSourceImpl* source) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   BrowserThread::PostTask(
       BrowserThread::IO, FROM_HERE,
       base::Bind(&AddDataSourceOnIOThread,
-                 backend_, make_scoped_refptr(source)));
+                 browser_context_->GetResourceContext(),
+                 make_scoped_refptr(source)));
 }
 
 // static
 void ChromeURLDataManager::DeleteDataSources() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   URLDataSources sources;
   {
     base::AutoLock lock(g_delete_lock.Get());
     if (!data_sources_)
       return;
@@ skipping 26 matching lines @@
   if (schedule_delete) {
     // Schedule a task to delete the DataSource back on the UI thread.
     BrowserThread::PostTask(
         BrowserThread::UI, FROM_HERE,
         base::Bind(&ChromeURLDataManager::DeleteDataSources));
   }
 }
 
 // static
 void ChromeURLDataManager::AddDataSource(
-    Profile* profile,
+    content::BrowserContext* browser_context,
     content::URLDataSource* source) {
-  ChromeURLDataManagerFactory::GetForProfile(profile)->AddDataSource(
-      new URLDataSourceImpl(source->GetSource(), source));
+  GetFromBrowserContext(browser_context)->
+      AddDataSource(new URLDataSourceImpl(source->GetSource(), source));
 }
 
 // static
 void ChromeURLDataManager::AddWebUIDataSource(
-    Profile* profile,
+    content::BrowserContext* browser_context,
     content::WebUIDataSource* source) {
   ChromeWebUIDataSource* impl = static_cast<ChromeWebUIDataSource*>(source);
-  ChromeURLDataManagerFactory::GetForProfile(profile)->AddDataSource(impl);
+  GetFromBrowserContext(browser_context)->AddDataSource(impl);
 }
 
 // static
 bool ChromeURLDataManager::IsScheduledForDeletion(
     const URLDataSourceImpl* data_source) {
   base::AutoLock lock(g_delete_lock.Get());
   if (!data_sources_)
     return false;
   return std::find(data_sources_->begin(), data_sources_->end(), data_source) !=
       data_sources_->end();
@@ skipping 34 matching lines @@
                  bytes_ptr));
 }
 
 void URLDataSourceImpl::SendResponseOnIOThread(
     int request_id,
     scoped_refptr<base::RefCountedMemory> bytes) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
   if (backend_)
     backend_->DataAvailable(request_id, bytes);
 }