Drive: add a method to clear all local cache.

chrome/browser/chromeos/gdata/gdata_system_service.h

Index: chrome/browser/chromeos/gdata/gdata_system_service.h
diff --git a/chrome/browser/chromeos/gdata/gdata_system_service.h b/chrome/browser/chromeos/gdata/gdata_system_service.h
index 070fa7718f69a685734624768f5d04ef599ca758..91e96be35aaffaf8077febe4ba012b40badf2cb8 100644
--- a/chrome/browser/chromeos/gdata/gdata_system_service.h
+++ b/chrome/browser/chromeos/gdata/gdata_system_service.h
@@ -10,6 +10,7 @@
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/singleton.h"
 #include "base/threading/sequenced_worker_pool.h"
+#include "chrome/browser/chromeos/gdata/gdata_errorcode.h"
 #include "chrome/browser/profiles/profile_keyed_service.h"
 #include "chrome/browser/profiles/profile_keyed_service_factory.h"
 
@@ -41,6 +42,8 @@ class GDataSystemService : public ProfileKeyedService  {
   GDataContactsService* contacts_service() { return contacts_service_.get(); }
   DriveWebAppsRegistry* webapps_registry() { return webapps_registry_.get(); }
 
+  void ClearCacheAndResetOnUIThread();

[satorux1, 2012/08/01 20:50:31]

function comment is missing.

[yoshiki, 2012/08/01 21:44:59]

Done.

+
   // ProfileKeyedService override:
   virtual void Shutdown() OVERRIDE;
 
@@ -58,6 +61,8 @@ class GDataSystemService : public ProfileKeyedService  {
   // Unregisters drive mount point from File API.
   void RemoveDriveMountPoint();
 
+  void ClearCacheAndReset(GDataFileError error, const FilePath& file_path);

[satorux1, 2012/08/01 20:50:31]

function comment is missing.

[yoshiki, 2012/08/01 21:44:59]

Done.

+
   friend class GDataSystemServiceFactory;
 
   Profile* profile_;