Update path of checkdeps to buildtools checkout

BUG=none
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Review URL: https://codereview.chromium.org/305633007

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@273587 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/PRESUBMIT.py b/PRESUBMIT.py
index 59f3b10..306dc8e 100644
--- a/PRESUBMIT.py
+++ b/PRESUBMIT.py
@@ -499,7 +499,7 @@
   original_sys_path = sys.path
   try:
     sys.path = sys.path + [input_api.os_path.join(
-        input_api.PresubmitLocalPath(), 'tools', 'checkdeps')]
+        input_api.PresubmitLocalPath(), 'buildtools', 'checkdeps')]
     import checkdeps
     from cpp_checker import CppChecker
     from rules import Rule