Fix ASAN build after rolling DEPS for build/

TBR=dpranke@chromium.org

Review-Url: https://codereview.chromium.org/2297133002

build_overrides/build.gni

diff --git a/build_overrides/build.gni b/build_overrides/build.gni
index bce8d28..ccc838f 100644
--- a/build_overrides/build.gni
+++ b/build_overrides/build.gni
@@ -29,3 +29,8 @@
 
 # PDFium builds don't use Chromium's third_party/binutils.
 linux_use_bundled_binutils_override = false
+
+# PDFium just uses the Chromium suppression files for now.
+asan_suppressions_file = "//build/sanitizers/asan_suppressions.cc"
+lsan_suppressions_file = "//build/sanitizers/lsan_suppressions.cc"
+tsan_suppressions_file = "//build/sanitizers/tsan_suppressions.cc"