Squashed 'third_party/gperftools/' content from commit 54505f1

Change-Id: Id02e833828732b0efe7dac722b8485279e67c5fa
git-subtree-dir: third_party/gperftools
git-subtree-split: 54505f1d50c2d1f4676f5e87090b64a117fd980e
diff --git a/autogen.sh b/autogen.sh
new file mode 100755
index 0000000..7c590a3
--- /dev/null
+++ b/autogen.sh
@@ -0,0 +1,3 @@
+#!/bin/sh
+
+autoreconf -i