Wire up the deleteFileSystem operation.

webkit/chromeos/fileapi/cros_mount_point_provider.cc

Index: webkit/chromeos/fileapi/cros_mount_point_provider.cc
diff --git a/webkit/chromeos/fileapi/cros_mount_point_provider.cc b/webkit/chromeos/fileapi/cros_mount_point_provider.cc
index 4b834a957ec863b48ad2295a0f52ee66c9e6b1aa..fb482c6b28664098c606da41c6b0589dd5f2a2d1 100644
--- a/webkit/chromeos/fileapi/cros_mount_point_provider.cc
+++ b/webkit/chromeos/fileapi/cros_mount_point_provider.cc
@@ -138,6 +138,14 @@ fileapi::FileSystemQuotaUtil* CrosMountPointProvider::GetQuotaUtil() {
   return NULL;
 }
 
+void CrosMountPointProvider::DeleteFileSystem(
+    const GURL& origin_url,
+    fileapi::FileSystemType type,
+    fileapi::FileSystemContext* context,
+    const DeleteFileSystemCallback& callback) const {
+  NOTREACHED();

[tzik, 2012/07/28 00:36:46]

Could you invoke callback even after we reached NOTREACHED()?
NOTREACHED() will do nothing in Release build.

[nhiroki (google), 2012/07/28 02:01:56]

Done.

+}
+
 bool CrosMountPointProvider::HasMountPoint(const FilePath& mount_point) {
   base::AutoLock locker(mount_point_map_lock_);
   MountPointMap::const_iterator iter = mount_point_map_.find(