Revert of Serve mojo WebUI resources from the same origin as the WebUI itself.

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 ce6b7af4507b839737c7789eaf6fa84ed9024800..f41f138be03986476aabc34f151d4b3b5c146a23 100644
--- a/content/browser/webui/web_ui_data_source_impl.cc
+++ b/content/browser/webui/web_ui_data_source_impl.cc
@@ -21,6 +21,31 @@
 // static
 WebUIDataSource* WebUIDataSource::Create(const std::string& source_name) {
   return new WebUIDataSourceImpl(source_name);
+}
+
+// static
+WebUIDataSource* WebUIDataSource::AddMojoDataSource(
+    BrowserContext* browser_context) {
+  WebUIDataSource* mojo_source = Create("mojo");
+
+  static const struct {
+    const char* path;
+    int id;
+  } resources[] = {
+    { mojo::kBindingsModuleName, IDR_MOJO_BINDINGS_JS },
+    { mojo::kBufferModuleName, IDR_MOJO_BUFFER_JS },
+    { mojo::kCodecModuleName, IDR_MOJO_CODEC_JS },
+    { mojo::kConnectionModuleName, IDR_MOJO_CONNECTION_JS },
+    { mojo::kConnectorModuleName, IDR_MOJO_CONNECTOR_JS },
+    { mojo::kRouterModuleName, IDR_MOJO_ROUTER_JS },
+    { mojo::kUnicodeModuleName, IDR_MOJO_UNICODE_JS },
+    { mojo::kValidatorModuleName, IDR_MOJO_VALIDATOR_JS },
+  };
+  for (size_t i = 0; i < arraysize(resources); ++i)
+    mojo_source->AddResourcePath(resources[i].path, resources[i].id);
+
+  URLDataManager::AddWebUIDataSource(browser_context, mojo_source);
+  return mojo_source;
 }
 
 // static
@@ -136,24 +161,6 @@
   filter_callback_ = callback;
 }
 
-void WebUIDataSourceImpl::AddMojoResources() {
-  static const struct {
-    const char* path;
-    int id;
-  } resources[] = {
-      {mojo::kBindingsModuleName, IDR_MOJO_BINDINGS_JS},
-      {mojo::kBufferModuleName, IDR_MOJO_BUFFER_JS},
-      {mojo::kCodecModuleName, IDR_MOJO_CODEC_JS},
-      {mojo::kConnectionModuleName, IDR_MOJO_CONNECTION_JS},
-      {mojo::kConnectorModuleName, IDR_MOJO_CONNECTOR_JS},
-      {mojo::kRouterModuleName, IDR_MOJO_ROUTER_JS},
-      {mojo::kUnicodeModuleName, IDR_MOJO_UNICODE_JS},
-      {mojo::kValidatorModuleName, IDR_MOJO_VALIDATOR_JS},
-  };
-  for (size_t i = 0; i < arraysize(resources); ++i)
-    AddResourcePath(resources[i].path, resources[i].id);
-}
-
 void WebUIDataSourceImpl::DisableReplaceExistingSource() {
   replace_existing_source_ = false;
 }