Mojo: Add a WebSocket/Client interface and hook it up to the HTML viewer.

mojo/services/html_viewer/blink_platform_impl.cc

 // Copyright 2014 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 "mojo/services/html_viewer/blink_platform_impl.h"
 
 #include <cmath>
 
 #include "base/rand_util.h"
 #include "base/stl_util.h"
 #include "base/synchronization/waitable_event.h"
 #include "base/time/time.h"
 #include "mojo/public/cpp/application/application_impl.h"
 #include "mojo/services/html_viewer/webcookiejar_impl.h"
+#include "mojo/services/html_viewer/websockethandle_impl.h"
 #include "mojo/services/html_viewer/webthread_impl.h"
 #include "mojo/services/html_viewer/weburlloader_impl.h"
 #include "net/base/data_url.h"
 #include "net/base/mime_util.h"
 #include "net/base/net_errors.h"
 #include "third_party/WebKit/public/platform/WebWaitableEvent.h"
 
 namespace mojo {
 namespace {
 
@@ skipping 118 matching lines @@
 const unsigned char* BlinkPlatformImpl::getTraceCategoryEnabledFlag(
     const char* category_name) {
   static const unsigned char buf[] = "*";
   return buf;
 }
 
 blink::WebURLLoader* BlinkPlatformImpl::createURLLoader() {
   return new WebURLLoaderImpl(network_service_.get());
 }
 
+blink::WebSocketStreamHandle* BlinkPlatformImpl::createSocketStreamHandle() {
+  // TODO(mpcomplete): what's this for?

[darin (slow to review), 2014/08/28 22:42:15]

This is the legacy way that Blink implemented websockets. If you can avoid
implementing this function you should. If it is needed, then perhaps all that is
needed is a NULL return value to signal that the new createWebSocketHandle()
method should be used.

[Matt Perry, 2014/08/28 23:24:21]

Cool, looks like it's not needed.

+  return 0;
+}
+
+blink::WebSocketHandle* BlinkPlatformImpl::createWebSocketHandle() {
+  return new WebSocketHandleImpl(network_service_.get());
+}
+
 blink::WebString BlinkPlatformImpl::userAgent() {
   return blink::WebString::fromUTF8(kUserAgentString);
 }
 
 blink::WebData BlinkPlatformImpl::parseDataURL(
     const blink::WebURL& url,
     blink::WebString& mimetype_out,
     blink::WebString& charset_out) {
   std::string mimetype, charset, data;
   if (net::DataURL::Parse(url, &mimetype, &charset, &data)
@@ skipping 52 matching lines @@
 }
 
 // static
 void BlinkPlatformImpl::DestroyCurrentThread(void* thread) {
   WebThreadImplForMessageLoop* impl =
       static_cast<WebThreadImplForMessageLoop*>(thread);
   delete impl;
 }
 
 }  // namespace mojo