auto import from //depot/cupcake/@135843
diff --git a/init/bootchart.h b/init/bootchart.h
new file mode 100644
index 0000000..39d2d4f
--- /dev/null
+++ b/init/bootchart.h
@@ -0,0 +1,36 @@
+/*
+ * Copyright (C) 2008 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 _BOOTCHART_H
+#define _BOOTCHART_H
+
+#ifndef BOOTCHART
+# define BOOTCHART 0
+#endif
+
+#if BOOTCHART
+
+extern int bootchart_init(void);
+extern int bootchart_step(void);
+extern void bootchart_finish(void);
+
+# define BOOTCHART_POLLING_MS 200 /* polling period in ms */
+# define BOOTCHART_DEFAULT_TIME_SEC (2*60) /* default polling time in seconds */
+# define BOOTCHART_MAX_TIME_SEC (10*60) /* max polling time in seconds */
+
+#endif /* BOOTCHART */
+
+#endif /* _BOOTCHART_H */