Remove more unnecessary ChromeURLRequestContext members.

chrome/browser/profiles/profile_io_data.cc

Index: chrome/browser/profiles/profile_io_data.cc
diff --git a/chrome/browser/profiles/profile_io_data.cc b/chrome/browser/profiles/profile_io_data.cc
index 01e7bd50aa463c6cec0d6c4b110763eefd6bd60f..63f0499242a904877cb324f8179ad50f3a14c9db 100644
--- a/chrome/browser/profiles/profile_io_data.cc
+++ b/chrome/browser/profiles/profile_io_data.cc
@@ -12,9 +12,11 @@
 #include "base/logging.h"
 #include "base/stl_util-inl.h"
 #include "base/string_number_conversions.h"
+#include "base/task.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/content_settings/host_content_settings_map.h"
 #include "chrome/browser/custom_handlers/protocol_handler_registry.h"
+#include "chrome/browser/extensions/extension_info_map.h"
 #include "chrome/browser/extensions/extension_protocols.h"
 #include "chrome/browser/io_thread.h"
 #include "chrome/browser/media/media_internals.h"
@@ -33,7 +35,9 @@
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/url_constants.h"
+#include "content/browser/appcache/chrome_appcache_service.h"
 #include "content/browser/browser_thread.h"
+#include "content/browser/chrome_blob_storage_context.h"
 #include "content/browser/host_zoom_map.h"
 #include "content/browser/renderer_host/resource_dispatcher_host.h"
 #include "content/browser/renderer_host/resource_dispatcher_host_request_info.h"
@@ -47,6 +51,7 @@
 #include "net/url_request/url_request.h"
 #include "webkit/blob/blob_data.h"
 #include "webkit/blob/blob_url_request_job_factory.h"
+#include "webkit/fileapi/file_system_context.h"
 #include "webkit/fileapi/file_system_url_request_job_factory.h"
 #include "webkit/database/database_tracker.h"
 #include "webkit/quota/quota_manager.h"
@@ -303,13 +308,7 @@ ProfileIOData::ProfileIOData(bool is_incognito)
 }
 
 ProfileIOData::~ProfileIOData() {
-  // If we have never initialized ProfileIOData, then Handle may hold the only
-  // reference to it. The important thing is to make sure it hasn't been
-  // initialized yet, because the lazily initialized variables are supposed to
-  // live on the IO thread.
-  if (BrowserThread::CurrentlyOn(BrowserThread::UI))
-    DCHECK(!initialized_);
-  else
+  if (BrowserThread::IsMessageLoopValid(BrowserThread::IO))
     DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
 }
 
@@ -342,6 +341,16 @@ bool ProfileIOData::IsHandledURL(const GURL& url) {
   return IsHandledProtocol(url.scheme());
 }
 
+const content::ResourceContext& ProfileIOData::GetResourceContext() const {
+  return resource_context_;
+}
+
+ChromeURLDataManagerBackend*
+ProfileIOData::GetChromeURLDataManagerBackend() const {
+  LazyInitialize();
+  return chrome_url_data_manager_backend_.get();
+}
+
 scoped_refptr<ChromeURLRequestContext>
 ProfileIOData::GetMainRequestContext() const {
   LazyInitialize();
@@ -389,10 +398,6 @@ ProfileIOData::GetIsolatedAppRequestContext(
   return context;
 }
 
-const content::ResourceContext& ProfileIOData::GetResourceContext() const {
-  return resource_context_;
-}
-
 ExtensionInfoMap* ProfileIOData::GetExtensionInfoMap() const {
   return extension_info_map_;
 }
@@ -469,7 +474,8 @@ void ProfileIOData::LazyInitialize() const {
       chrome::kChromeUIScheme,
       ChromeURLDataManagerBackend::CreateProtocolHandler(
           chrome_url_data_manager_backend_.get(),
-          profile_params_->appcache_service));
+          profile_params_->appcache_service,
+          profile_params_->blob_storage_context->controller()));
   DCHECK(set_protocol);
   set_protocol = job_factory_->SetProtocolHandler(
       chrome::kChromeDevToolsScheme,
@@ -535,10 +541,6 @@ void ProfileIOData::ApplyProfileParamsToContext(
   context->set_transport_security_state(
       profile_params_->transport_security_state);
   context->set_ssl_config_service(profile_params_->ssl_config_service);
-  context->set_appcache_service(profile_params_->appcache_service);
-  context->set_blob_storage_context(profile_params_->blob_storage_context);
-  context->set_file_system_context(profile_params_->file_system_context);
-  context->set_extension_info_map(profile_params_->extension_info_map);
 }
 
 void ProfileIOData::ShutdownOnUIThread() {
@@ -546,4 +548,8 @@ void ProfileIOData::ShutdownOnUIThread() {
   enable_referrers_.Destroy();
   clear_local_state_on_exit_.Destroy();
   safe_browsing_enabled_.Destroy();
+  bool posted = BrowserThread::PostTask(BrowserThread::IO, FROM_HERE,
+                                        new ReleaseTask<ProfileIOData>(this));
+  if (!posted)
+    Release();
 }