gdata: Convert FindEntryByResourceIdSync() to asynchronous.

chrome/browser/chromeos/gdata/gdata_util.cc

Index: chrome/browser/chromeos/gdata/gdata_util.cc
diff --git a/chrome/browser/chromeos/gdata/gdata_util.cc b/chrome/browser/chromeos/gdata/gdata_util.cc
index 722441ace590dbf952cc7dfe12be6279c9cf0637..15d3b709f8413dd56157b0443f1374b102266051 100644
--- a/chrome/browser/chromeos/gdata/gdata_util.cc
+++ b/chrome/browser/chromeos/gdata/gdata_util.cc
@@ -146,6 +146,21 @@ void OnGetFileInfoForInsertGDataCachePathsPermissions(
   callback.Run();
 }
 
+// Invoked upon completeion of FindEntryByResourceIdAsync initiated by

[achuithb, 2012/06/11 20:46:37]

completion

[hshi1, 2012/06/11 20:58:51]

Done.

+// ModifyGDataFileResourceUrl.
+void OnFindEntryByResourceIdAsync(Profile* profile,
+                                  const std::string& resource_id,
+                                  base::PlatformFileError error,
+                                  GDataEntry* entry) {
+  if (error != base::PLATFORM_FILE_OK || !entry || !entry->AsGDataFile())
+    return;
+
+  std::string file_name = entry->AsGDataFile()->file_name();
+  GURL edit_url = GetFileResourceUrl(resource_id, file_name);
+  OpenEditURLUIThread(profile, &edit_url);
+  DVLOG(1) << "OnFindEntryByResourceIdAsync " << edit_url;
+}
+
 }  // namespace
 
 const FilePath& GetGDataMountPointPath() {
@@ -201,16 +216,13 @@ void ModifyGDataFileResourceUrl(Profile* profile,
           GDataCache::CACHE_TYPE_TMP).IsParent(gdata_cache_path)) {
     const std::string resource_id =
         gdata_cache_path.BaseName().RemoveExtension().AsUTF8Unsafe();
-    GDataEntry* entry = NULL;
-    file_system->FindEntryByResourceIdSync(
-        resource_id, base::Bind(&ReadOnlyFindEntryCallback, &entry));
-
-    std::string file_name;
-    if (entry && entry->AsGDataFile())
-      file_name = entry->AsGDataFile()->file_name();
-
-    *url = gdata::util::GetFileResourceUrl(resource_id, file_name);
-    DVLOG(1) << "ModifyGDataFileResourceUrl " << *url;
+    file_system->FindEntryByResourceIdAsync(resource_id,
+                                            base::Bind(
+                                                &OnFindEntryByResourceIdAsync,
+                                                profile,
+                                                resource_id));
+    *url = GURL();
+    return;
   }
 }