Port identity_internals to mojo

content/renderer/web_ui_mojo_context_state.h

Index: content/renderer/web_ui_mojo_context_state.h
diff --git a/content/renderer/web_ui_mojo_context_state.h b/content/renderer/web_ui_mojo_context_state.h
index e4eb0a4ed58dd2fabe8f783ba655bffafaa9d7bc..4ce995fdf177bd2fffef039fe9709b7853f7d903 100644
--- a/content/renderer/web_ui_mojo_context_state.h
+++ b/content/renderer/web_ui_mojo_context_state.h
@@ -10,6 +10,7 @@
 
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/scoped_vector.h"
+#include "base/memory/weak_ptr.h"
 #include "gin/modules/module_registry_observer.h"
 #include "mojo/public/cpp/system/core.h"
 #include "v8/include/v8.h"
@@ -21,20 +22,24 @@ class WebURLResponse;
 
 namespace gin {
 class ContextHolder;
+class Runner;
 struct PendingModule;
 }
 
 namespace content {
 
+class RenderViewImpl;
 class ResourceFetcher;
 class WebUIRunner;
 
 // WebUIMojoContextState manages the modules needed for mojo bindings. It does
 // this by way of gin. Non-builtin modules are downloaded by way of
 // ResourceFetchers.
-class WebUIMojoContextState : public gin::ModuleRegistryObserver {
+class WebUIMojoContextState
+    : public gin::ModuleRegistryObserver,
+      public base::SupportsWeakPtr<WebUIMojoContextState> {
  public:
-  WebUIMojoContextState(blink::WebFrame* frame,
+  WebUIMojoContextState(RenderViewImpl* render_view,
                         v8::Handle<v8::Context> context);
   virtual ~WebUIMojoContextState();
 
@@ -47,6 +52,12 @@ class WebUIMojoContextState : public gin::ModuleRegistryObserver {
  private:
   class Loader;
 
+  // The implementation of the 'main' module. Calls the closure passed in and
+  // then notifies our RenderView that we've run the main closure.
+  void RunMain(base::WeakPtr<gin::Runner> runner,
+               mojo::ScopedMessagePipeHandle* handle,
+               v8::Handle<v8::Value> module);
+
   // Invokes FetchModule() for any modules that have not already been
   // downloaded.
   void FetchModules(const std::vector<std::string>& ids);
@@ -67,6 +78,10 @@ class WebUIMojoContextState : public gin::ModuleRegistryObserver {
   // Frame script is executed in. Also used to download resources.
   blink::WebFrame* frame_;
 
+  // We keep the RenderViewImpl so we can send a message once the main callback
+  // has run.
+  RenderViewImpl* render_view_impl_;
+
   // See description above getter.
   bool module_added_;