Modify experimental identity flow to display scope descriptions and details.

chrome/common/net/gaia/oauth2_mint_token_flow.cc

Index: chrome/common/net/gaia/oauth2_mint_token_flow.cc
diff --git a/chrome/common/net/gaia/oauth2_mint_token_flow.cc b/chrome/common/net/gaia/oauth2_mint_token_flow.cc
index b5c9e518d68721cb7cb716f7786e43568e32a943..66c13d0e2b90dcd6733904f1cdb9af73d35a45bb 100644
--- a/chrome/common/net/gaia/oauth2_mint_token_flow.cc
+++ b/chrome/common/net/gaia/oauth2_mint_token_flow.cc
@@ -114,6 +114,8 @@ OAuth2MintTokenFlow::OAuth2MintTokenFlow(
 OAuth2MintTokenFlow::~OAuth2MintTokenFlow() { }
 
 void OAuth2MintTokenFlow::Start() {
+  AddRef();  // Balanced in ReportSuccess|IssueAdviceSuccess|Failure.
+
   if (g_interceptor_for_tests) {
     std::string auth_token;
     GoogleServiceAuthError error = GoogleServiceAuthError::None();
@@ -124,17 +126,16 @@ void OAuth2MintTokenFlow::Start() {
     if (g_interceptor_for_tests->DoIntercept(this, &auth_token, &error)) {
       MessageLoop::current()->PostTask(
           FROM_HERE,
-          base::Bind(&OAuth2MintTokenFlow::Delegate::OnMintTokenSuccess,
-                     base::Unretained(delegate_), auth_token));
+          base::Bind(&OAuth2MintTokenFlow::ReportSuccess, this, auth_token));
     } else {
       MessageLoop::current()->PostTask(
           FROM_HERE,
-          base::Bind(&OAuth2MintTokenFlow::Delegate::OnMintTokenFailure,
-                     base::Unretained(delegate_), error));
+          base::Bind(&OAuth2MintTokenFlow::ReportFailure, this, error));
     }
     return;
   }
 
+
   OAuth2ApiCallFlow::Start();
 }
 
@@ -142,12 +143,17 @@ void OAuth2MintTokenFlow::ReportSuccess(const std::string& access_token) {
   if (delegate_) {
     delegate_->OnMintTokenSuccess(access_token);
   }
+
+  Release();  // Balanced in Start().
 }
 
-void OAuth2MintTokenFlow::ReportSuccess(const IssueAdviceInfo& issue_advice) {
+void OAuth2MintTokenFlow::ReportIssueAdviceSuccess(
+    const IssueAdviceInfo& issue_advice) {
   if (delegate_) {
     delegate_->OnIssueAdviceSuccess(issue_advice);
   }
+
+  Release();  // Balanced in Start().
 }
 
 void OAuth2MintTokenFlow::ReportFailure(
@@ -155,6 +161,8 @@ void OAuth2MintTokenFlow::ReportFailure(
   if (delegate_) {
     delegate_->OnMintTokenFailure(error);
   }
+
+  Release();  // Balanced in Start().
 }
 
 GURL OAuth2MintTokenFlow::CreateApiCallUrl() {
@@ -201,7 +209,7 @@ void OAuth2MintTokenFlow::ProcessApiCallSuccess(
   if (issue_advice == kIssueAdviceValueConsent) {
     IssueAdviceInfo issue_advice;
     if (ParseIssueAdviceResponse(dict, &issue_advice))
-      ReportSuccess(issue_advice);
+      ReportIssueAdviceSuccess(issue_advice);
     else
       ReportFailure(GoogleServiceAuthError::FromConnectionError(101));
   } else {