Build libFuzzer fuzzer targets on Windows for use_drfuzz

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 94680fe01143077034fdfd1506cc0fd23d1cb723..cbe1e6af3dd428e55b06c6be8fd03259853dc539 100644
--- a/testing/libfuzzer/fuzzers/BUILD.gn
+++ b/testing/libfuzzer/fuzzers/BUILD.gn
@@ -282,13 +282,16 @@ fuzzer_test("unicode_string_codepage_create_fuzzer") {
   ]
 }
 
-fuzzer_test("libexif_parser_fuzzer") {
-  sources = [
-    "libexif_parser_fuzzer.cc",
-  ]
-  deps = [
-    "//third_party/libexif:libexif_fuzzers",
-  ]
+if (is_linux) {
+  # libexif_fuzzer is linux only atm

[Dirk Pranke, 2016/01/25 20:37:36]

do you expect this to be not-linux-only at some point? If not, I'd probably drop
the comment here as well.

+  fuzzer_test("libexif_parser_fuzzer") {
+    sources = [
+      "libexif_parser_fuzzer.cc",
+    ]
+    deps = [
+      "//third_party/libexif:libexif_fuzzers",
+    ]
+  }
 }
 
 fuzzer_test("libpng_read_fuzzer") {