Add Worker support for FileSystem API.

chrome/browser/net/chrome_url_request_context.cc

Index: chrome/browser/net/chrome_url_request_context.cc
diff --git a/chrome/browser/net/chrome_url_request_context.cc b/chrome/browser/net/chrome_url_request_context.cc
index e7811fcee6fac37ba1836d46c8bec4cbebd06ce4..7cc4a91f0b2c5a58681a98ade02308ed3aefe135 100644
--- a/chrome/browser/net/chrome_url_request_context.cc
+++ b/chrome/browser/net/chrome_url_request_context.cc
@@ -944,6 +944,7 @@ ChromeURLRequestContext::ChromeURLRequestContext(
   is_media_ = other->is_media_;
   is_off_the_record_ = other->is_off_the_record_;
   blob_storage_context_ = other->blob_storage_context_;
+  file_system_host_context_ = other->file_system_host_context_;
 }
 
 void ChromeURLRequestContext::OnAcceptLanguageChange(
@@ -1029,6 +1030,7 @@ ChromeURLRequestContextFactory::ChromeURLRequestContextFactory(Profile* profile)
   appcache_service_ = profile->GetAppCacheService();
   database_tracker_ = profile->GetDatabaseTracker();
   blob_storage_context_ = profile->GetBlobStorageContext();
+  file_system_host_context_ = profile->GetFileSystemHostContext();
 }
 
 ChromeURLRequestContextFactory::~ChromeURLRequestContextFactory() {
@@ -1054,6 +1056,7 @@ void ChromeURLRequestContextFactory::ApplyProfileParametersToContext(
   context->set_appcache_service(appcache_service_);
   context->set_database_tracker(database_tracker_);
   context->set_blob_storage_context(blob_storage_context_);
+  context->set_file_system_host_context(file_system_host_context_);
 }
 
 // ----------------------------------------------------------------------------