cros: Pass gaia_auth init params via postMessage.

chrome/browser/extensions/signin/gaia_auth_extension_loader.h

Index: chrome/browser/extensions/signin/gaia_auth_extension_loader.h
diff --git a/chrome/browser/extensions/signin/gaia_auth_extension_loader.h b/chrome/browser/extensions/signin/gaia_auth_extension_loader.h
index 20fd46482a3e8fc338f7868e1ef895e6b42f409c..ddfa858b0214ed13e8695d50bc25b44ff8b50612 100644
--- a/chrome/browser/extensions/signin/gaia_auth_extension_loader.h
+++ b/chrome/browser/extensions/signin/gaia_auth_extension_loader.h
@@ -5,7 +5,9 @@
 #ifndef CHROME_BROWSER_EXTENSIONS_SIGNIN_GAIA_AUTH_EXTENSION_LOADER_H_
 #define CHROME_BROWSER_EXTENSIONS_SIGNIN_GAIA_AUTH_EXTENSION_LOADER_H_
 
-#include "base/memory/scoped_ptr.h"
+#include <map>
+#include <string>
+
 #include "extensions/browser/browser_context_keyed_api_factory.h"
 
 namespace content {
@@ -29,6 +31,15 @@ class GaiaAuthExtensionLoader : public BrowserContextKeyedAPI {
   // Unload the gaia auth extension if no pending reference.
   void UnloadIfNeeded();
 
+  // Add a string data for gaia_auth extension. Returns an Id that

[Yoyo Zhou, 2015/02/04 23:24:15]

nit: this is called "gaia auth" rather than "gaia_auth" elsewhere here. Also,
capitalize as "ID"

[xiyuan, 2015/02/05 03:57:41]

Done.

+  // could be used get the data. All strings are cleared when gaia auth

[Yoyo Zhou, 2015/02/04 23:24:16]

nit: used to

[xiyuan, 2015/02/05 03:57:41]

Done.

+  // is unloaded.
+  int AddData(const std::string& data);
+
+  // Get data for the given id. Returns true if the data is found and

[Yoyo Zhou, 2015/02/04 23:24:16]

Be consistent here ("ID")

[xiyuan, 2015/02/05 03:57:41]

Done.

+  // its value is copied to |data|. Otherwise, returns false.
+  bool GetData(int data_id, std::string* data);
+
   static GaiaAuthExtensionLoader* Get(content::BrowserContext* context);
 
   // BrowserContextKeyedAPI implementation.
@@ -50,6 +61,9 @@ class GaiaAuthExtensionLoader : public BrowserContextKeyedAPI {
   content::BrowserContext* browser_context_;
   int load_count_;
 
+  int last_data_id_;
+  std::map<int, std::string> data_;
+
   DISALLOW_COPY_AND_ASSIGN(GaiaAuthExtensionLoader);

[Yoyo Zhou, 2015/02/04 23:24:16]

#include "base/macros.h" for this

[xiyuan, 2015/02/05 03:57:41]

Done.

 };