Cross-process Message Port implementation.

I'm sending this first, then I'll add support to workers in another changelist to avoid making this change larger.

TEST=running message port related layout tests in ui_tests
Review URL: http://codereview.chromium.org/159372

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@22356 0039d316-1c4b-4281-b951-d872f2087c98

2 files changed, 7 insertions, 0 deletions

diff --git a/chrome/renderer/renderer_webkitclient_impl.cc b/chrome/renderer/renderer_webkitclient_impl.cc
index c086d0d..e19487b 100644
--- a/chrome/renderer/renderer_webkitclient_impl.cc
+++ b/chrome/renderer/renderer_webkitclient_impl.cc
@@ -10,6 +10,7 @@
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/db_message_filter.h"
 #include "chrome/common/render_messages.h"
+#include "chrome/common/webmessageportchannel_impl.h"
 #include "chrome/plugin/npobject_util.h"
 #include "chrome/renderer/net/render_dns_master.h"
 #include "chrome/renderer/render_thread.h"
@@ -70,6 +71,11 @@ bool RendererWebKitClientImpl::isLinkVisited(unsigned long long link_hash) {
   return RenderThread::current()->visited_link_slave()->IsVisited(link_hash);
 }
 
+WebKit::WebMessagePortChannel*
+RendererWebKitClientImpl::createMessagePortChannel() {
+  return new WebMessagePortChannelImpl();
+}
+
 void RendererWebKitClientImpl::setCookies(const WebURL& url,
                                           const WebURL& first_party_for_cookies,
                                           const WebString& value) {
diff --git a/chrome/renderer/renderer_webkitclient_impl.h b/chrome/renderer/renderer_webkitclient_impl.h
index 1f1880d..3d5828c 100644
--- a/chrome/renderer/renderer_webkitclient_impl.h
+++ b/chrome/renderer/renderer_webkitclient_impl.h
@@ -29,6 +29,7 @@ class RendererWebKitClientImpl : public webkit_glue::WebKitClientImpl {
   virtual unsigned long long visitedLinkHash(
       const char* canonicalURL, size_t length);
   virtual bool isLinkVisited(unsigned long long linkHash);
+  virtual WebKit::WebMessagePortChannel* createMessagePortChannel();
   virtual void setCookies(const WebKit::WebURL& url,
                           const WebKit::WebURL& first_party_for_cookies,
                           const WebKit::WebString&);