Add StoragePartition's ProtocolHandlers at URLRequestContext construction time.

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 7d6f2a0fa55281ecb459a4eb5ccdba83955ef172..73e09f8557c09f1cfc3aa3d9ed3e194ef01025af 100644
--- a/chrome/browser/profiles/profile_io_data.cc
+++ b/chrome/browser/profiles/profile_io_data.cc
@@ -365,19 +365,13 @@ content::ResourceContext* ProfileIOData::GetResourceContext() const {
 
 ChromeURLDataManagerBackend*
 ProfileIOData::GetChromeURLDataManagerBackend() const {
-  LazyInitialize();
+  DCHECK(initialized_);
   return chrome_url_data_manager_backend_.get();
 }
 
 ChromeURLRequestContext*
-ProfileIOData::GetMainRequestContext() const {
-  LazyInitialize();
-  return main_request_context_.get();
-}
-
-ChromeURLRequestContext*
 ProfileIOData::GetMediaRequestContext() const {
-  LazyInitialize();
+  DCHECK(initialized_);
   ChromeURLRequestContext* context =
       AcquireMediaRequestContext();
   DCHECK(context);
@@ -386,7 +380,7 @@ ProfileIOData::GetMediaRequestContext() const {
 
 ChromeURLRequestContext*
 ProfileIOData::GetExtensionsRequestContext() const {
-  LazyInitialize();
+  DCHECK(initialized_);
   return extensions_request_context_.get();
 }
 
@@ -395,15 +389,22 @@ ProfileIOData::GetIsolatedAppRequestContext(
     ChromeURLRequestContext* main_context,
     const StoragePartitionDescriptor& partition_descriptor,
     scoped_ptr<net::URLRequestJobFactory::Interceptor>
-        protocol_handler_interceptor) const {
-  LazyInitialize();
+        protocol_handler_interceptor,
+    scoped_ptr<net::URLRequestJobFactory::ProtocolHandler>
+        blob_protocol_handler,
+    scoped_ptr<net::URLRequestJobFactory::ProtocolHandler>
+        file_system_protocol_handler,
+    scoped_ptr<net::URLRequestJobFactory::Interceptor>
+        developer_protocol_handler) const {
+  DCHECK(initialized_);
   ChromeURLRequestContext* context = NULL;
   if (ContainsKey(app_request_context_map_, partition_descriptor)) {
     context = app_request_context_map_[partition_descriptor];
   } else {
     context = AcquireIsolatedAppRequestContext(
-        main_context, partition_descriptor,
-        protocol_handler_interceptor.Pass());
+        main_context, partition_descriptor, protocol_handler_interceptor.Pass(),
+        blob_protocol_handler.Pass(), file_system_protocol_handler.Pass(),
+        developer_protocol_handler.Pass());
     app_request_context_map_[partition_descriptor] = context;
   }
   DCHECK(context);
@@ -414,7 +415,7 @@ ChromeURLRequestContext*
 ProfileIOData::GetIsolatedMediaRequestContext(
     ChromeURLRequestContext* app_context,
     const StoragePartitionDescriptor& partition_descriptor) const {
-  LazyInitialize();
+  DCHECK(initialized_);
   ChromeURLRequestContext* context = NULL;
   if (ContainsKey(isolated_media_request_context_map_, partition_descriptor)) {
     context = isolated_media_request_context_map_[partition_descriptor];
@@ -488,19 +489,15 @@ ProfileIOData::ResourceContext::ResourceContext(ProfileIOData* io_data)
 
 ProfileIOData::ResourceContext::~ResourceContext() {}
 
-void ProfileIOData::ResourceContext::EnsureInitialized() {
-  io_data_->LazyInitialize();
-}
-
 net::HostResolver* ProfileIOData::ResourceContext::GetHostResolver()  {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
-  EnsureInitialized();
+  DCHECK(io_data_->initialized_);
   return host_resolver_;
 }
 
 net::URLRequestContext* ProfileIOData::ResourceContext::GetRequestContext()  {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
-  EnsureInitialized();
+  DCHECK(io_data_->initialized_);
   return request_context_;
 }
 
@@ -515,10 +512,15 @@ std::string ProfileIOData::GetSSLSessionCacheShard() {
   return StringPrintf("profile/%u", ssl_session_cache_instance++);
 }
 
-void ProfileIOData::LazyInitialize() const {
+ChromeURLRequestContext* ProfileIOData::GetMainRequestContext(
+    scoped_ptr<net::URLRequestJobFactory::ProtocolHandler>
+        blob_protocol_handler,
+    scoped_ptr<net::URLRequestJobFactory::ProtocolHandler>
+        file_system_protocol_handler,
+    scoped_ptr<net::URLRequestJobFactory::Interceptor>
+        developer_protocol_handler) const {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
-  if (initialized_)
-    return;
+  DCHECK(!initialized_);
 
   // TODO(jhawkins): Remove once crbug.com/102004 is fixed.
   CHECK(initialized_on_UI_thread_);
@@ -590,10 +592,15 @@ void ProfileIOData::LazyInitialize() const {
         profile_params_->resource_prefetch_predictor_observer_.release());
   }
 
-  LazyInitializeInternal(profile_params_.get());
+  LazyInitializeInternal(profile_params_.get(),
+                         blob_protocol_handler.Pass(),
+                         file_system_protocol_handler.Pass(),
+                         developer_protocol_handler.Pass());
 
   profile_params_.reset();
   initialized_ = true;
+
+  return main_request_context_.get();
 }
 
 void ProfileIOData::ApplyProfileParamsToContext(