Update third_party/protobuf to protobuf-v3.0.0-beta-3

third_party/protobuf/js/test.proto

 // Protocol Buffers - Google's data interchange format
 // Copyright 2008 Google Inc.  All rights reserved.
 // https://developers.google.com/protocol-buffers/
 //
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 // notice, this list of conditions and the following disclaimer.
@@ skipping 82 matching lines @@
   message Nested {
     required int32 an_int = 2;
   }
   required string a_string = 1;
   required bool an_out_of_order_bool = 9;
   optional Nested a_nested_message = 4;
   repeated Nested a_repeated_message = 5;
   repeated string a_repeated_string = 7;
 }
 
+message OuterMessage {
+  // Make sure this doesn't conflict with the other Complex message.
+  message Complex {
+    optional int32 inner_complex_field = 1;
+  }
+}
+
 message IsExtension {
   extend HasExtensions {
     optional IsExtension ext_field = 100;
   }
   optional string ext1 = 1;
 
   // Extensions of proto2 Descriptor messages will be ignored.
   extend google.protobuf.EnumOptions {
     optional string simple_option = 42113038;
   }
@@ skipping 18 matching lines @@
     E2 = 77;
   }
   optional string string_field = 1 [default="default<>\'\"abc"];
   optional bool bool_field = 2 [default=true];
   optional int64 int_field = 3 [default=11];
   optional Enum enum_field = 4 [default=E1];
   optional string empty_field = 6 [default=""];
   optional bytes bytes_field = 8 [default="moo"]; // Base64 encoding is "bW9v"
 }
 
+message FloatingPointFields {
+  optional float optional_float_field = 1;
+  required float required_float_field = 2;
+  repeated float repeated_float_field = 3;
+  optional float default_float_field = 4 [default = 2.0];
+  optional double optional_double_field = 5;
+  required double required_double_field = 6;
+  repeated double repeated_double_field = 7;
+  optional double default_double_field = 8 [default = 2.0];
+}
+
 message TestClone {
   optional string str = 1;
   optional Simple1 simple1 = 3;
   repeated Simple1 simple2 = 5;
   optional string unused = 7;
   extensions 10 to max;
 }
 
 message CloneExtension {
   extend TestClone {
@@ skipping 52 matching lines @@
     int32 aone = 10 [default = 1234];
     int32 atwo = 11;
   }
 
   oneof default_oneof_b {
     int32 bone = 12;
     int32 btwo = 13 [default = 1234];
   }
 }