Generate the proto JSON converter for DOM distiller

third_party/dom_distiller_js/protoc_plugins/README

Index: third_party/dom_distiller_js/protoc_plugins/README
diff --git a/third_party/dom_distiller_js/protoc_plugins/README b/third_party/dom_distiller_js/protoc_plugins/README
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+# Copyright 2014 The Chromium Authors. All rights reserved.

[nyquist, 2016/06/14 00:48:11]

Nit: 2016

[wychen, 2016/08/07 09:16:27]

Done.

+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+These protoc plugins use a simple json encoding.
+
+An instance of the following protobuf:
+
+message Foo {

[nyquist, 2016/06/14 00:48:11]

Would it be easier to read this in markdown format?

[wychen, 2016/08/07 09:16:27]

Done.

+  message Bar {
+    repeated string rabbits = 1;
+  }
+  optional string cat = 1;
+  repeated int32 dog = 2;
+  optional Bar rabbit_den = 3;
+}
+
+could be encoded something like:
+
+{
+  "1": "kitty",
+  "2": [4, 16, 9],
+  "3": { "1": ["thumper", "oreo", "daisy"] }
+}
+
+
+Only a limited part of the protocol buffer IDL is supported.
+
+Supported field types:
+float, double, int32, bool, string, message, and enum
+
+Supported field rules:
+optional, repeated
+
+Unsupported features:
+default values
+imports
+extensions
+services
+non-file-level options
+