[fsp] Remove the unused streaming field.

chrome/browser/chromeos/extensions/file_manager/private_api_drive.cc

Index: chrome/browser/chromeos/extensions/file_manager/private_api_drive.cc
diff --git a/chrome/browser/chromeos/extensions/file_manager/private_api_drive.cc b/chrome/browser/chromeos/extensions/file_manager/private_api_drive.cc
index bd8d719d580bfa0678d5fb5d8be36fb8a2d4a8b5..d41b065db8ce746c9e7b1e34dd30ba4d9b7df381 100644
--- a/chrome/browser/chromeos/extensions/file_manager/private_api_drive.cc
+++ b/chrome/browser/chromeos/extensions/file_manager/private_api_drive.cc
@@ -97,6 +97,24 @@ void FillDriveEntryPropertiesValue(const drive::ResourceEntry& entry_proto,
       new bool(file_specific_info.cache_state().is_pinned()));
   properties->is_present.reset(
       new bool(file_specific_info.cache_state().is_present()));
+
+  if (file_specific_info.cache_state().is_present()) {
+    properties->is_available_offline.reset(new bool(true));
+  } else if (file_specific_info.is_hosted_document() &&
+             file_specific_info.has_document_extension()) {
+    const std::string file_extension = file_specific_info.document_extension();
+    // What's available offline? See the 'Web' column at:
+    // http://support.google.com/drive/answer/1628467
+    properties->is_available_offline.reset(
+        new bool(file_extension == ".gdoc" || file_extension == ".gdraw" ||
+                 file_extension == ".gsheet" || file_extension == ".gslides"));

[yoshiki, 2014/09/01 02:41:04]

(maybe out of this patch's work)

I think we should check it with mime type, rather than file extension.
https://developers.google.com/drive/web/mime-types

[mtomasz, 2014/09/01 02:43:53]

Good idea. Let me do it in a separate CL.

+  } else {
+    properties->is_available_offline.reset(new bool(false));
+  }
+
+  properties->is_available_when_metered.reset(
+      new bool(file_specific_info.cache_state().is_present() ||
+               file_specific_info.is_hosted_document()));
 }
 
 // Creates entry definition list for (metadata) search result info list.