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

mojo/services/html_viewer/blink_platform_impl.cc

Index: mojo/services/html_viewer/blink_platform_impl.cc
diff --git a/mojo/services/html_viewer/blink_platform_impl.cc b/mojo/services/html_viewer/blink_platform_impl.cc
index 36375b118c22cfc0c309952167f90187a765256f..3db0faf44084540334a79490b0ecbf2104a20a57 100644
--- a/mojo/services/html_viewer/blink_platform_impl.cc
+++ b/mojo/services/html_viewer/blink_platform_impl.cc
@@ -12,6 +12,7 @@
 #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"
@@ -150,6 +151,10 @@ blink::WebURLLoader* BlinkPlatformImpl::createURLLoader() {
   return new WebURLLoaderImpl(network_service_.get());
 }
 
+blink::WebSocketHandle* BlinkPlatformImpl::createWebSocketHandle() {
+  return new WebSocketHandleImpl(network_service_.get());
+}
+
 blink::WebString BlinkPlatformImpl::userAgent() {
   return blink::WebString::fromUTF8(kUserAgentString);
 }