Revert "Make libbcc public."

This reverts commit 80232dd16c0affb2afae01cde6c94abf23ac1ba8.
diff --git a/helper/DebugHelper.h b/helper/DebugHelper.h
new file mode 100644
index 0000000..ae1d4af
--- /dev/null
+++ b/helper/DebugHelper.h
@@ -0,0 +1,53 @@
+/*
+ * Copyright 2010, 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_DEBUGHELPER_H
+#define BCC_DEBUGHELPER_H
+
+#include "Config.h"
+
+#define LOG_TAG "bcc"
+#include <cutils/log.h>
+
+#if !USE_FUNC_LOGGER
+
+#define BCC_FUNC_LOGGER()
+
+#else // USE_FUNC_LOGGER
+
+#if defined(__cplusplus)
+namespace bcc {
+  class FuncLogger {
+  private:
+    char const *mFuncName;
+
+  public:
+    FuncLogger(char const *name) : mFuncName(name) {
+      ALOGD("---> BEGIN: libbcc [ %s ]\n", name);
+    }
+
+    ~FuncLogger() {
+      ALOGD("---> END: libbcc [ %s ]\n", mFuncName);
+    }
+  };
+} // namespace bcc
+
+#define BCC_FUNC_LOGGER() bcc::FuncLogger XX__FuncLogger(__func__)
+#endif
+
+#endif
+
+#endif // BCC_DEBUGHELPER_H