Build libFuzzer fuzzer targets on Windows for use_drfuzz

BUILD.gn

 # Copyright (c) 2013 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 # This is the root build file for GN. GN will start processing by loading this
 # file, and recursively load all dependencies until all dependencies are either
 # resolved or known not to exist (which will cause the build to fail). So if
 # you add a new build file, there must be some path of dependencies from this
 # file to your new one or GN won't know about it.
 
@@ skipping 612 matching lines @@
     deps += [ "//components/proximity_auth:proximity_auth_unittests" ]
   }
 
   if (is_win || is_linux) {
     deps += [
       "//mash:all",
       "//ui/views/mus:tests",
     ]
   }
 
+  if (is_win && use_drfuzz) {
+    # build libfuzzer fuzzers on Windows to run with Dr. Fuzz

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

nit: I don't think this comment really adds much.

+    deps += [
+      "//testing/libfuzzer/fuzzers",
+      "//testing/libfuzzer/tests:libfuzzer_tests",
+    ]
+  }
+
   if (is_linux && !is_chromeos && !is_chromecast) {
     # TODO(GYP): Figure out if any of these should be in gn_all
     # and figure out how cross-platform they are
     deps += [
       ":gn_mojo_targets",
       "//chrome/browser/resources:extension_resource_demo",
       "//chrome/installer/util:strings",
       "//chrome/tools/convert_dict",
       "//components/constrained_window:unit_tests",
       "//components/enhanced_bookmarks:test_support",
@@ skipping 225 matching lines @@
       ]
 
       if (target_cpu == "x86") {
         deps += [ "//chrome/tools/crash_service:crash_service_win64" ]
       }
     } else {
       deps += [ "//breakpad:minidump_stackwalk($host_toolchain)" ]
     }
   }
 }