Wire up the deleteFileSystem operation.

webkit/fileapi/isolated_mount_point_provider.h

Index: webkit/fileapi/isolated_mount_point_provider.h
diff --git a/webkit/fileapi/isolated_mount_point_provider.h b/webkit/fileapi/isolated_mount_point_provider.h
index fe6f6bd0aa892cc4b44014a327c27e4e4f4ddb26..8beb5e68125aa26333d5c790a034b7fed0e7d0fb 100644
--- a/webkit/fileapi/isolated_mount_point_provider.h
+++ b/webkit/fileapi/isolated_mount_point_provider.h
@@ -20,6 +20,8 @@ class IsolatedMountPointProvider : public FileSystemMountPointProvider {
  public:
   typedef FileSystemMountPointProvider::ValidateFileSystemCallback
       ValidateFileSystemCallback;
+  typedef FileSystemMountPointProvider::DeleteFileSystemCallback
+      DeleteFileSystemCallback;
 
   IsolatedMountPointProvider();
   virtual ~IsolatedMountPointProvider();
@@ -46,14 +48,19 @@ class IsolatedMountPointProvider : public FileSystemMountPointProvider {
       const FileSystemURL& url,
       FileSystemContext* context) const OVERRIDE;
   virtual webkit_blob::FileStreamReader* CreateFileStreamReader(
-    const FileSystemURL& url,
-    int64 offset,
-    FileSystemContext* context) const OVERRIDE;
+      const FileSystemURL& url,
+      int64 offset,
+      FileSystemContext* context) const OVERRIDE;
   virtual FileStreamWriter* CreateFileStreamWriter(
-    const FileSystemURL& url,
-    int64 offset,
-    FileSystemContext* context) const OVERRIDE;
+      const FileSystemURL& url,
+      int64 offset,
+      FileSystemContext* context) const OVERRIDE;
   virtual FileSystemQuotaUtil* GetQuotaUtil() OVERRIDE;
+  virtual void DeleteFileSystem(
+      const GURL& origin_url,
+      FileSystemType type,
+      FileSystemContext* context,
+      const DeleteFileSystemCallback& callback) const OVERRIDE;
 
  private:
   scoped_ptr<IsolatedFileUtil> isolated_file_util_;