Modify experimental identity flow to display scope descriptions and details.

chrome/browser/extensions/crx_installer.cc

Index: chrome/browser/extensions/crx_installer.cc
diff --git a/chrome/browser/extensions/crx_installer.cc b/chrome/browser/extensions/crx_installer.cc
index 17b919b1a02cef3074bb908945391aaf9687c91a..239e693d361279871a6377a326c1d99b8c7d2e3a 100644
--- a/chrome/browser/extensions/crx_installer.cc
+++ b/chrome/browser/extensions/crx_installer.cc
@@ -99,7 +99,8 @@ CrxInstaller::CrxInstaller(base::WeakPtr<ExtensionService> frontend_weak,
       install_cause_(extension_misc::INSTALL_CAUSE_UNSET),
       creation_flags_(Extension::NO_FLAGS),
       off_store_install_allow_reason_(OffStoreInstallDisallowed),
-      did_handle_successfully_(true) {
+      did_handle_successfully_(true),
+      record_oauth2_grant_(false) {
   if (!approval)
     return;
 
@@ -114,6 +115,7 @@ CrxInstaller::CrxInstaller(base::WeakPtr<ExtensionService> frontend_weak,
     approved_ = true;
     expected_manifest_.reset(approval->parsed_manifest->DeepCopy());
     expected_id_ = approval->extension_id;
+    record_oauth2_grant_ = approval->record_oauth2_grant;
   }
 }
 
@@ -587,12 +589,15 @@ void CrxInstaller::ReportSuccessFromUIThread() {
     client_->OnInstallSuccess(extension_.get(), install_icon_.get());
   }
 
+  if (client_ && !approved_)
+    record_oauth2_grant_ = client_->record_oauth2_grant();
+
   // We update the extension's granted permissions if the user already approved
   // the install (client_ is non NULL), or we are allowed to install this
   // silently.
   if (client_ || allow_silent_install_) {
     PermissionsUpdater perms_updater(profile());
-    perms_updater.GrantActivePermissions(extension_);
+    perms_updater.GrantActivePermissions(extension_, record_oauth2_grant_);
   }
 
   // Tell the frontend about the installation and hand off ownership of