Modify experimental identity flow to display scope descriptions and details.

chrome/browser/extensions/unpacked_installer.cc

Index: chrome/browser/extensions/unpacked_installer.cc
diff --git a/chrome/browser/extensions/unpacked_installer.cc b/chrome/browser/extensions/unpacked_installer.cc
index e9c04b77e2b60a37f0a5777eeb4a294e16bb36f4..d256351599684d5691849daf9e96b5bd1b56af06 100644
--- a/chrome/browser/extensions/unpacked_installer.cc
+++ b/chrome/browser/extensions/unpacked_installer.cc
@@ -64,7 +64,7 @@ void SimpleExtensionLoadPrompt::ShowPrompt() {
 void SimpleExtensionLoadPrompt::InstallUIProceed() {
   if (service_weak_.get()) {
     extensions::PermissionsUpdater perms_updater(service_weak_->profile());
-    perms_updater.GrantActivePermissions(extension_);
+    perms_updater.GrantActivePermissions(extension_, false);
     service_weak_->OnExtensionInstalled(
         extension_, false, StringOrdinal());  // Not from web store.
   }
@@ -237,7 +237,7 @@ void UnpackedInstaller::OnLoaded(
   }
 
   PermissionsUpdater perms_updater(service_weak_->profile());
-  perms_updater.GrantActivePermissions(extension);
+  perms_updater.GrantActivePermissions(extension, false);
   service_weak_->OnExtensionInstalled(extension,
                                       false,  // Not from web store.
                                       StringOrdinal());