Adds plumbing to pass WebUI mojo::Handle from browser to renderer

content/browser/webui/web_ui_data_source_impl.cc

Index: content/browser/webui/web_ui_data_source_impl.cc
diff --git a/content/browser/webui/web_ui_data_source_impl.cc b/content/browser/webui/web_ui_data_source_impl.cc
index d6cff75cd8fa1d8b272fe72c27b2fe47251d4a34..bd4758ed02e72c027edaaff66875196d89d57bc6 100644
--- a/content/browser/webui/web_ui_data_source_impl.cc
+++ b/content/browser/webui/web_ui_data_source_impl.cc
@@ -10,15 +10,35 @@
 #include "base/memory/ref_counted_memory.h"
 #include "base/strings/string_util.h"
 #include "content/public/common/content_client.h"
+#include "grit/content_resources.h"
 #include "ui/base/webui/jstemplate_builder.h"
 #include "ui/base/webui/web_ui_util.h"
 
+#if defined(USE_MOJO)
+#include "mojo/public/bindings/js/constants.h"
+#endif
+
 namespace content {
 
+// static
 WebUIDataSource* WebUIDataSource::Create(const std::string& source_name) {
   return new WebUIDataSourceImpl(source_name);
 }
 
+#if defined(USE_MOJO)
+// static
+WebUIDataSource* WebUIDataSource::AddMojoDataSource(
+    BrowserContext* browser_context) {
+  WebUIDataSource* mojo_source = Create("mojo");
+  mojo_source->AddResourcePath(mojo::kCodecModuleName, IDR_MOJO_CODEC_JS);
+  mojo_source->AddResourcePath(mojo::kConnectorModuleName,
+                               IDR_MOJO_CONNECTOR_JS);
+  URLDataManager::AddWebUIDataSource(browser_context, mojo_source);
+  return mojo_source;
+}
+#endif
+
+// static
 void WebUIDataSource::Add(BrowserContext* browser_context,
                           WebUIDataSource* source) {
   URLDataManager::AddWebUIDataSource(browser_context, source);