<webview>: Implement support for package-local chrome-extension:// URLs

chrome/browser/profiles/profile_impl_io_data.cc

Index: chrome/browser/profiles/profile_impl_io_data.cc
diff --git a/chrome/browser/profiles/profile_impl_io_data.cc b/chrome/browser/profiles/profile_impl_io_data.cc
index a096dd17c7b32a2df962dbdce61b56194fbd7778..f8d352996c372d8e513830a606f005cb51062ab1 100644
--- a/chrome/browser/profiles/profile_impl_io_data.cc
+++ b/chrome/browser/profiles/profile_impl_io_data.cc
@@ -18,6 +18,7 @@
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/custom_handlers/protocol_handler_registry.h"
 #include "chrome/browser/custom_handlers/protocol_handler_registry_factory.h"
+#include "chrome/browser/extensions/extension_protocols.h"
 #include "chrome/browser/io_thread.h"
 #include "chrome/browser/net/chrome_net_log.h"
 #include "chrome/browser/net/chrome_network_delegate.h"
@@ -593,6 +594,15 @@ ProfileImplIOData::InitializeAppRequestContext(
         network_delegate(),
         ftp_factory_.get());
   } else {
+    // TODO(fsamuel): It's always safe to install an extension protocol handler
+    // here because the decision whether to allow a resource load happens in
+    // ExtensionProtocolHandler::MaybeCreateJob. However, this code needs to be
+    // refactored so that it does not depend on whether or not the partition
+    // is in memory.
+    job_factory->SetProtocolHandler(
+        extensions::kExtensionScheme,
+        CreateExtensionProtocolHandler(is_incognito(),
+                                       GetExtensionInfoMap()));
     top_job_factory = job_factory.PassAs<net::URLRequestJobFactory>();
   }
   context->SetJobFactory(top_job_factory.Pass());