This adds some GData private API to the file manager

chrome/browser/chromeos/gdata/gdata_file_system.h

Index: chrome/browser/chromeos/gdata/gdata_file_system.h
diff --git a/chrome/browser/chromeos/gdata/gdata_file_system.h b/chrome/browser/chromeos/gdata/gdata_file_system.h
index 02ccafa7743a969decda24e82884034e980f78ef..66322d1d3b51dbd397c9a458fa429824afefa6bb 100644
--- a/chrome/browser/chromeos/gdata/gdata_file_system.h
+++ b/chrome/browser/chromeos/gdata/gdata_file_system.h
@@ -67,6 +67,13 @@ typedef std::map<FilePath::StringType, GDataFileBase*> GDataFileCollection;
 // this could be either a regular file or a server side document.
 class GDataFile : public GDataFileBase {
  public:
+  // This is used as a bitmask for the pinned state.
+  enum PinnedState {
+    PINNED_STATE_NONE = 0x0,
+    PINNED_STATE_PINNED = 0x1 << 0,
+    PINNED_STATE_PRESENT = 0x1 << 1,
+  };
+
   explicit GDataFile(GDataDirectory* parent);
   virtual ~GDataFile();
   virtual GDataFile* AsGDataFile() OVERRIDE;
@@ -76,21 +83,26 @@ class GDataFile : public GDataFileBase {
 
   DocumentEntry::EntryKind kind() const { return kind_; }
   const GURL& content_url() const { return content_url_; }
+  const GURL& thumbnail_url() const { return thumbnail_url_; }
   const std::string& content_mime_type() const { return content_mime_type_; }
   const std::string& etag() const { return etag_; }
   const std::string& resource() const { return resource_id_; }
   const std::string& id() const { return id_; }
   const std::string& file_md5() const { return file_md5_; }
+  // Returns a bitmask of PinnedState enum values.
+  const int pinned_state() const { return pinned_state_; }
 
  private:
   // Content URL for files.
   DocumentEntry::EntryKind kind_;
   GURL content_url_;
+  GURL thumbnail_url_;
   std::string content_mime_type_;
   std::string etag_;
   std::string resource_id_;
   std::string id_;
   std::string file_md5_;
+  int pinned_state_;
 
   DISALLOW_COPY_AND_ASSIGN(GDataFile);
 };
@@ -334,7 +346,7 @@ class GDataFileSystemFactory : public ProfileKeyedServiceFactory {
   // yet created.
   static GDataFileSystem* GetForProfile(Profile* profile);
 
-  // Returns the GDataFileSystemFactory 
instance.
+  // Returns the GDataFileSystemFactory instance.

[Greg Spencer (Chromium), 2012/03/01 02:31:47]

This is different (even if Rietveld doesn't show it) because I deleted some kind
of control character (0x0001, I think) from the comment.

   static GDataFileSystemFactory* GetInstance();
 
  private: