Add API to construct new vector interchange MIME data type.

content/renderer/web_intents_host.h

 // Copyright (c) 2012 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.
 
 #ifndef CONTENT_RENDERER_WEB_INTENTS_HOST_H_
 #define CONTENT_RENDERER_WEB_INTENTS_HOST_H_
 
 #include <map>
 
 #include "base/memory/scoped_ptr.h"
 #include "content/public/renderer/render_view_observer.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebBlob.h"
+#include "third_party/WebKit/Source/WebKit/chromium/public/WebIntent.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebString.h"
+#include "v8/include/v8.h"
 #include "webkit/glue/web_intent_data.h"
 #include "webkit/glue/web_intent_reply_data.h"
 
 class RenderViewImpl;
 
 namespace WebKit {
 class WebDeliveredIntentClient;
 class WebIntentRequest;
 class WebFrame;
 }
@@ skipping 12 matching lines @@
   virtual ~WebIntentsHost();
 
   // Called by the RenderView to register a new Web Intent invocation.
   int RegisterWebIntent(const WebKit::WebIntentRequest& request);
 
   // Called into when the delivered intent object gets a postResult call.
   void OnResult(const WebKit::WebString& data);
   // Called into when the delivered intent object gets a postFailure call.
   void OnFailure(const WebKit::WebString& data);
 
+  // Forwarded from RenderViewImpl. Notification that a new script context was
+  // created within webkit.
+  virtual void DidCreateScriptContext(WebKit::WebFrame* frame,

[Steve McKay, 2012/10/15 19:31:10]

Odd phrasing. Maybe:

OnScriptContextCreated?

[Greg Billock, 2012/10/15 21:01:43]

This echoes the existing API method in RenderViewImpl and the WebKit/chromium
API.

+                                      v8::Handle<v8::Context> ctx,
+                                      int extension_group,
+                                      int world_id);
+
  private:
-  // A counter used to assign unique IDs to web intents invocations in this
-  // renderer.
-  int id_counter_;
-
-  // Map tracking registered Web Intent requests by assigned ID numbers to
-  // correctly route any return data.
-  std::map<int, WebKit::WebIntentRequest> intent_requests_;
-
   // RenderView::Observer implementation.
   virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
-  virtual void DidClearWindowObject(WebKit::WebFrame* frame) OVERRIDE;
+
+  // Converts incoming intent data to a WebIntent object.
+  WebKit::WebIntent CreateWebIntent(
+      WebKit::WebFrame* frame, const webkit_glue::WebIntentData& intent_data);
 
   // TODO(gbillock): Do we need various ***ClientRedirect methods to implement
   // intent cancelling policy? Figure this out.
 
   // On the service page, handler method for the IntentsMsg_SetWebIntent
   // message.
-  void OnSetIntent(const webkit_glue::WebIntentData& intent);
+  CONTENT_EXPORT void OnSetIntent(const webkit_glue::WebIntentData& intent);
 
   // On the client page, handler method for the IntentsMsg_WebIntentReply
   // message. Forwards the reply |data| to the registered WebIntentRequest
   // (found by |intent_id|), where it is dispatched to the client JS callback.
   void OnWebIntentReply(webkit_glue::WebIntentReplyType reply_type,
                         const WebKit::WebString& data,
                         int intent_id);
 
+  friend class WebIntentsHostTest;
+
+  // A counter used to assign unique IDs to web intents invocations in this
+  // renderer.
+  int id_counter_;
+
+  // Map tracking registered Web Intent requests by assigned ID numbers to
+  // correctly route any return data.
+  std::map<int, WebKit::WebIntentRequest> intent_requests_;
+
   // Delivered intent data from the caller.
   scoped_ptr<webkit_glue::WebIntentData> intent_;
 
   // The client object which will receive callback notifications from the
   // delivered intent.
   scoped_ptr<WebKit::WebDeliveredIntentClient> delivered_intent_client_;
 
   // If we deliver a browser-originated blob intent to the client,
   // this is that Blob.
   WebKit::WebBlob web_blob_;
 
   DISALLOW_COPY_AND_ASSIGN(WebIntentsHost);
 };
 
 #endif  // CONTENT_RENDERER_WEB_INTENTS_HOST_H_