libfuzzer: Add pdfium XFA fuzzers

testing/libfuzzer/fuzzers/BUILD.gn

Index: testing/libfuzzer/fuzzers/BUILD.gn
diff --git a/testing/libfuzzer/fuzzers/BUILD.gn b/testing/libfuzzer/fuzzers/BUILD.gn
index 9b94852a50b8ca0ade1c4d02a4e4c70c53263388..3226c47566d844d475f6b229f32962a58e7a4657 100644
--- a/testing/libfuzzer/fuzzers/BUILD.gn
+++ b/testing/libfuzzer/fuzzers/BUILD.gn
@@ -7,6 +7,7 @@
 import("//build/config/features.gni")
 import("//media/media_options.gni")
 import("//testing/libfuzzer/fuzzer_test.gni")
+import("//third_party/pdfium/pdfium.gni")
 
 # root BUILD depenends on this target. Needed for package discovery
 group("fuzzers") {
@@ -226,6 +227,24 @@ fuzzer_test("pdfium_fuzzer") {
   dict = "dicts/pdf.dict"
 }
 
+if (pdf_enable_xfa) {
+  fuzzer_test("pdf_fm2js_fuzzer") {
+    sources = []
+    deps = [
+      "//third_party/pdfium/testing/libfuzzer:pdf_fm2js_fuzzer",
+    ]
+    dict = "dicts/pdf_fm2js.dict"
+  }
+
+  fuzzer_test("pdf_xml_fuzzer") {
+    sources = []
+    deps = [
+      "//third_party/pdfium/testing/libfuzzer:pdf_xml_fuzzer",
+    ]
+    dict = "dicts/pdf_xml.dict"
+  }
+}
+
 fuzzer_test("websocket_frame_parser_fuzzer") {
   sources = [
     "websocket_frame_parser_fuzzer.cc",