CHROMIUM: add PRESUBMIT.cfg to disable various checks

This makes it so that we don't need to run 'repo upload --no-verify'.

BUG=b:26574868
TEST=ran upload on some CLs

Change-Id: Ia8b755a31c171c5b961c122ff777d527ab28a056
Signed-off-by: Tomasz Figa <tfiga@chromium.org>
diff --git a/PRESUBMIT.cfg b/PRESUBMIT.cfg
new file mode 100644
index 0000000..2e562e2
--- /dev/null
+++ b/PRESUBMIT.cfg
@@ -0,0 +1,10 @@
+# This sample config file disables all of the ChromiumOS source style checks.
+# Comment out the disable-flags for any checks you want to leave enabled.
+
+[Hook Overrides]
+stray_whitespace_check: false
+long_line_check: false
+cros_license_check: false
+tab_check: false
+bug_field_check: false
+test_field_check: false