Add Worker support for FileSystem API.

chrome/browser/net/chrome_url_request_context.h

Index: chrome/browser/net/chrome_url_request_context.h
diff --git a/chrome/browser/net/chrome_url_request_context.h b/chrome/browser/net/chrome_url_request_context.h
index cd4200c7aba0180e2c97c034cef9a7f9e6df17a0..ebae3779ece153fe42b6e3e0f5c22e3f3a4c8d88 100644
--- a/chrome/browser/net/chrome_url_request_context.h
+++ b/chrome/browser/net/chrome_url_request_context.h
@@ -14,6 +14,7 @@
 #include "base/linked_ptr.h"
 #include "chrome/browser/appcache/chrome_appcache_service.h"
 #include "chrome/browser/chrome_blob_storage_context.h"
+#include "chrome/browser/file_system/file_system_host_context.h"
 #include "chrome/browser/host_content_settings_map.h"
 #include "chrome/browser/host_zoom_map.h"
 #include "chrome/browser/io_thread.h"
@@ -134,6 +135,11 @@ class ChromeURLRequestContext : public URLRequestContext {
     return blob_storage_context_.get();
   }
 
+  // Gets the file system host context with this context's profile.
+  FileSystemHostContext* file_system_host_context() const {
+    return file_system_host_context_.get();
+  }
+
   bool is_off_the_record() const {
     return is_off_the_record_;
   }
@@ -237,6 +243,9 @@ class ChromeURLRequestContext : public URLRequestContext {
   void set_blob_storage_context(ChromeBlobStorageContext* context) {
     blob_storage_context_ = context;
   }
+  void set_file_system_host_context(FileSystemHostContext* context) {
+    file_system_host_context_ = context;
+  }
   void set_net_log(net::NetLog* net_log) {
     net_log_ = net_log;
   }
@@ -263,6 +272,7 @@ class ChromeURLRequestContext : public URLRequestContext {
   scoped_refptr<HostContentSettingsMap> host_content_settings_map_;
   scoped_refptr<HostZoomMap> host_zoom_map_;
   scoped_refptr<ChromeBlobStorageContext> blob_storage_context_;
+  scoped_refptr<FileSystemHostContext> file_system_host_context_;
 
   bool is_media_;
   bool is_off_the_record_;
@@ -431,6 +441,7 @@ class ChromeURLRequestContextFactory {
   scoped_refptr<net::SSLConfigService> ssl_config_service_;
   scoped_refptr<net::CookieMonster::Delegate> cookie_monster_delegate_;
   scoped_refptr<ChromeBlobStorageContext> blob_storage_context_;
+  scoped_refptr<FileSystemHostContext> file_system_host_context_;
 
   FilePath profile_dir_path_;