Revert "Make libbcc public."

This reverts commit 80232dd16c0affb2afae01cde6c94abf23ac1ba8.
diff --git a/lib/ExecutionEngine/OutputFile.h b/lib/ExecutionEngine/OutputFile.h
new file mode 100644
index 0000000..4de8863
--- /dev/null
+++ b/lib/ExecutionEngine/OutputFile.h
@@ -0,0 +1,53 @@
+/*
+ * Copyright 2012, The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef BCC_EXECUTION_ENGINE_OUTPUT_FILE_H
+#define BCC_EXECUTION_ENGINE_OUTPUT_FILE_H
+
+#include "File.h"
+#include "FileBase.h"
+
+namespace llvm {
+  class raw_fd_ostream;
+}
+
+namespace bcc {
+
+class OutputFile : public File<FileBase::kWriteMode> {
+  typedef File<FileBase::kWriteMode> super;
+public:
+  // Generate a unique temporary filename from pFileTemplate and open it in
+  // an OutputFile returned. The filename will be pFileTemplate with
+  // a dot ('.') plus six random characters appended. Return NULL on error.
+  static OutputFile *CreateTemporary(const std::string &pFileTemplate,
+                                     unsigned pFlags);
+
+  OutputFile(const std::string &pFilename, unsigned pFlags = 0);
+
+  ssize_t write(const void *pBuf, size_t count);
+
+  void truncate();
+
+  // This is similar to the system call dup(). It creates a copy of the file
+  // descriptor it contains and wrap it in llvm::raw_fd_ostream object. It
+  // returns a non-NULL object if everything goes well and user should later
+  // use delete operator to destroy it by itself.
+  llvm::raw_fd_ostream *dup();
+};
+
+} // end namespace bcc
+
+#endif  // BCC_EXECUTION_ENGINE_OUTPUT_FILE_H