Add chrome-search: access from Instant overlay

content/shell/shell_content_browser_client.h

Index: content/shell/shell_content_browser_client.h
diff --git a/content/shell/shell_content_browser_client.h b/content/shell/shell_content_browser_client.h
index 8c1b1992c7daafd8256ad655dbda004a8c816cc4..0705ca7dc662200e31e74617d084715ec8c2b816 100644
--- a/content/shell/shell_content_browser_client.h
+++ b/content/shell/shell_content_browser_client.h
@@ -29,30 +29,12 @@ class ShellContentBrowserClient : public ContentBrowserClient {
   virtual void RenderProcessHostCreated(RenderProcessHost* host) OVERRIDE;
   virtual net::URLRequestContextGetter* CreateRequestContext(
       BrowserContext* browser_context,
-      scoped_ptr<net::URLRequestJobFactory::ProtocolHandler>
-          blob_protocol_handler,
-      scoped_ptr<net::URLRequestJobFactory::ProtocolHandler>
-          file_system_protocol_handler,
-      scoped_ptr<net::URLRequestJobFactory::ProtocolHandler>
-          developer_protocol_handler,
-      scoped_ptr<net::URLRequestJobFactory::ProtocolHandler>
-          chrome_protocol_handler,
-      scoped_ptr<net::URLRequestJobFactory::ProtocolHandler>
-          chrome_devtools_protocol_handler) OVERRIDE;
+      ProtocolHandlerMap* protocol_handlers) OVERRIDE;
   virtual net::URLRequestContextGetter* CreateRequestContextForStoragePartition(
       BrowserContext* browser_context,
       const base::FilePath& partition_path,
       bool in_memory,
-      scoped_ptr<net::URLRequestJobFactory::ProtocolHandler>
-          blob_protocol_handler,
-      scoped_ptr<net::URLRequestJobFactory::ProtocolHandler>
-          file_system_protocol_handler,
-      scoped_ptr<net::URLRequestJobFactory::ProtocolHandler>
-          developer_protocol_handler,
-      scoped_ptr<net::URLRequestJobFactory::ProtocolHandler>
-          chrome_protocol_handler,
-      scoped_ptr<net::URLRequestJobFactory::ProtocolHandler>
-          chrome_devtools_protocol_handler) OVERRIDE;
+      ProtocolHandlerMap* protocol_handlers) OVERRIDE;
   virtual void AppendExtraCommandLineSwitches(CommandLine* command_line,
                                               int child_process_id) OVERRIDE;
   virtual void OverrideWebkitPrefs(RenderViewHost* render_view_host,