[inspector_protocol] Support redirects and types whitelisting.

templates/TypeBuilder_cpp.template

 // This file is generated
 
 // Copyright (c) 2016 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.
 
 #include {{format_include(config.protocol.package, domain.domain)}}
 
 #include {{format_include(config.protocol.package, "Protocol")}}
 
 {% for namespace in config.protocol.namespace %}
 namespace {{namespace}} {
 {% endfor %}
 namespace {{domain.domain}} {
 
 // ------------- Enum values from types.
 
 const char Metainfo::domainName[] = "{{domain.domain}}";
 const char Metainfo::commandPrefix[] = "{{domain.domain}}.";
 const char Metainfo::version[] = "{{domain.version}}";
   {% for type in domain.types %}
+    {% if not protocol.generate_type(domain.domain, type.id) %}{% continue %} {% endif %}
     {% if "enum" in type %}
 
 namespace {{type.id}}Enum {
       {% for literal in type.enum %}
 const char* {{ literal | dash_to_camelcase}} = "{{literal}}";
       {% endfor %}
 } // namespace {{type.id}}Enum
       {% if protocol.is_exported(domain.domain, type.id) %}
 
 namespace API {
@@ skipping 161 matching lines @@
 
 // --------------------- Dispatcher.
 
 class DispatcherImpl : public protocol::DispatcherBase {
 public:
     DispatcherImpl(FrontendChannel* frontendChannel, Backend* backend, bool fallThroughForNotFound)
         : DispatcherBase(frontendChannel)
         , m_backend(backend)
         , m_fallThroughForNotFound(fallThroughForNotFound) {
   {% for command in domain.commands %}
-    {% if "redirect" in command %}{% continue %}{% endif %}
+    {% if "redirect" in command %}
+      m_redirects["{{domain.domain}}.{{command.name}}"] = "{{command.redirect}}.{{command.name}}";
+      {% continue %}
+    {% endif %}
     {% if not protocol.generate_command(domain.domain, command.name) %}{% continue %}{% endif %}
         m_dispatchMap["{{domain.domain}}.{{command.name}}"] = &DispatcherImpl::{{command.name}};
   {% endfor %}
     }
     ~DispatcherImpl() override { }
     DispatchResponse::Status dispatch(int callId, const String& method, std::unique_ptr<protocol::DictionaryValue> messageObject) override;
+    HashMap<String, String>& redirects() { return m_redirects; }
 
 protected:
     using CallHandler = DispatchResponse::Status (DispatcherImpl::*)(int callId, std::unique_ptr<DictionaryValue> messageObject, ErrorSupport* errors);
     using DispatchMap = protocol::HashMap<String, CallHandler>;
     DispatchMap m_dispatchMap;
+    HashMap<String, String> m_redirects;
 
   {% for command in domain.commands %}
     {% if "redirect" in command %}{% continue %}{% endif %}
     {% if not protocol.generate_command(domain.domain, command.name) %}{% continue %}{% endif %}
     DispatchResponse::Status {{command.name}}(int callId, std::unique_ptr<DictionaryValue> requestMessageObject, ErrorSupport*);
   {% endfor %}
 
     Backend* m_backend;
     bool m_fallThroughForNotFound;
 };
@@ skipping 105 matching lines @@
         {%- else -%}
         {{protocol.resolve_type(parameter).to_pass_type % ("in_" + parameter.name)}}
         {%- endif -%}
       {%- endfor %}
       {%- if "returns" in command %}
         {%- for parameter in command.returns -%}
           {%- if not loop.first or command.parameters -%}, {% endif -%}
           &out_{{parameter.name}}
         {%- endfor %}
       {% endif %});
-      {% if "returns" in command %}
     if (response.status() == DispatchResponse::kFallThrough)
         return response.status();
+      {% if "returns" in command %}
     std::unique_ptr<protocol::DictionaryValue> result = DictionaryValue::create();
     if (response.status() == DispatchResponse::kSuccess) {
         {% for parameter in command.returns %}
           {% if "optional" in parameter %}
         if (out_{{parameter.name}}.isJust())
             result->setValue("{{parameter.name}}", ValueConversions<{{protocol.resolve_type(parameter).raw_type}}>::toValue(out_{{parameter.name}}.fromJust()));
           {% else %}
         result->setValue("{{parameter.name}}", ValueConversions<{{protocol.resolve_type(parameter).raw_type}}>::toValue({{protocol.resolve_type(parameter).to_raw_type % ("out_" + parameter.name)}}));
           {% endif %}
         {% endfor %}
@@ skipping 18 matching lines @@
         {%- endif -%}
       {%- endfor -%}
         {%- if command.parameters -%}, {% endif -%}
         std::move(callback));
     return (weak->get() && weak->get()->lastCallbackFallThrough()) ? DispatchResponse::kFallThrough : DispatchResponse::kAsync;
     {% endif %}
 }
   {% endfor %}
 
 // static
-void Dispatcher::wire(UberDispatcher* dispatcher, Backend* backend)
+void Dispatcher::wire(UberDispatcher* uber, Backend* backend)
 {
-    dispatcher->registerBackend("{{domain.domain}}", std::unique_ptr<protocol::DispatcherBase>(new DispatcherImpl(dispatcher->channel(), backend, dispatcher->fallThroughForNotFound())));
+    std::unique_ptr<DispatcherImpl> dispatcher(new DispatcherImpl(uber->channel(), backend, uber->fallThroughForNotFound()));
+    uber->setupRedirects(dispatcher->redirects());
+    uber->registerBackend("{{domain.domain}}", std::move(dispatcher));
 }
 
 } // {{domain.domain}}
 {% for namespace in config.protocol.namespace %}
 } // namespace {{namespace}}
 {% endfor %}