Add new fuzz binary.

gyp/fuzz.gyp

Index: gyp/fuzz.gyp
diff --git a/gyp/fuzz.gyp b/gyp/fuzz.gyp
new file mode 100644
index 0000000000000000000000000000000000000000..40845a16533a0848ce87228fefd0eae61d11880a
--- /dev/null
+++ b/gyp/fuzz.gyp
@@ -0,0 +1,17 @@
+# Copyright 2016 Google Inc.
+#
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+{
+    'includes': [ 'apptype_console.gypi' ],
+    'targets': [{
+        'target_name': 'fuzz',
+        'type': 'executable',
+        'sources': [ '<!@(python find.py ../fuzz "*.cpp")' ],
+        'dependencies': [
+            'flags.gyp:flags',
+            'skia_lib.gyp:skia_lib',
+        ],
+    }],
+}