gdata: Get rid of GDataFileSystem::GetCacheState()

chrome/browser/chromeos/extensions/file_browser_private_api.cc

Index: chrome/browser/chromeos/extensions/file_browser_private_api.cc
diff --git a/chrome/browser/chromeos/extensions/file_browser_private_api.cc b/chrome/browser/chromeos/extensions/file_browser_private_api.cc
index 767853fee14535d799e46536ac25d8541b8521d6..492182284c686282ee1b9634b1a266bebfdbeedf 100644
--- a/chrome/browser/chromeos/extensions/file_browser_private_api.cc
+++ b/chrome/browser/chromeos/extensions/file_browser_private_api.cc
@@ -1824,7 +1824,7 @@ void GetGDataFilePropertiesFunction::OnOperationComplete(
     }
   }
 
-  system_service->file_system()->GetCacheState(
+  system_service->cache()->GetCacheEntryOnUIThread(
       file_proto->gdata_entry().resource_id(),
       file_proto->file_md5(),
       base::Bind(
@@ -1834,19 +1834,22 @@ void GetGDataFilePropertiesFunction::OnOperationComplete(
 
 void GetGDataFilePropertiesFunction::CacheStateReceived(
     base::DictionaryValue* property_dict,
-    base::PlatformFileError error,
-    int cache_state) {
-  property_dict->SetBoolean(
-      "isPinned",
-      gdata::GDataCache::IsCachePinned(cache_state));
-
-  property_dict->SetBoolean(
-      "isPresent",
-      gdata::GDataCache::IsCachePresent(cache_state));
-
-  property_dict->SetBoolean(
-      "isDirty",
-      gdata::GDataCache::IsCacheDirty(cache_state));
+    bool success,
+    const gdata::GDataCache::CacheEntry& cache_entry) {
+  if (success) {

[hshi1, 2012/06/28 22:11:21]

Should any action be taken when (success == false)? I know that old code ignores
the error code, so maybe this is more of a TODO item.

[satorux1, 2012/06/28 22:41:17]

Previously, cache_state was CACHE_STATE_NONE on error. I guess it's safer to
keep that behavior. Done.

+    int cache_state = cache_entry.cache_state;
+    property_dict->SetBoolean(
+        "isPinned",
+        gdata::GDataCache::IsCachePinned(cache_state));
+
+    property_dict->SetBoolean(
+        "isPresent",
+        gdata::GDataCache::IsCachePresent(cache_state));
+
+    property_dict->SetBoolean(
+        "isDirty",
+        gdata::GDataCache::IsCacheDirty(cache_state));
+  }
   CompleteGetFileProperties();
 }