Add a whitelist for chrome.fileSystem.requestFileSystem.

chrome/browser/chromeos/file_manager/app_id.h

Index: chrome/browser/chromeos/file_manager/app_id.h
diff --git a/chrome/browser/chromeos/file_manager/app_id.h b/chrome/browser/chromeos/file_manager/app_id.h
index dd8c91821fb833e21a5a47e7eebfc654b32b9a19..aca6fe3b20255531f9a9623669d5a31cc220379c 100644
--- a/chrome/browser/chromeos/file_manager/app_id.h
+++ b/chrome/browser/chromeos/file_manager/app_id.h
@@ -19,6 +19,12 @@ const char kVideoPlayerAppId[] = "jcgeabjmjgoblfofpppfkcoakmfobdko";
 // The gallery's app ID.
 const char kGalleryAppId[] = "nlkncpkkdoccmpiclbokaimcnedabhhm";
 
+// The audio player's app ID.
+const char kAudioPlayerAppId[] = "cjbfomnbifhcdnihkgipgfcihmgjfhbf";
+
+// The image loader extension's ID.
+const char kImageLoaderExtensionId[] = "pmfjbimdmchhbnneeidfognadeopoehp";
+
 }  // namespace file_manager
 
 #endif  // CHROME_BROWSER_CHROMEOS_FILE_MANAGER_APP_ID_H_