Initial checkin of gRPC to third_party/

third_party/grpc/src/core/channel/client_uchannel.h

Index: third_party/grpc/src/core/channel/client_uchannel.h
diff --git a/third_party/WebKit/Source/core/page/PagePopupSupplement.cpp b/third_party/grpc/src/core/channel/client_uchannel.h
similarity index 57%
copy from third_party/WebKit/Source/core/page/PagePopupSupplement.cpp
copy to third_party/grpc/src/core/channel/client_uchannel.h
index 292269915552e540ddd0839a0a38be327c925203..92a831493cfbf7625850c3da82b930bcc72ac01e 100644
--- a/third_party/WebKit/Source/core/page/PagePopupSupplement.cpp
+++ b/third_party/grpc/src/core/channel/client_uchannel.h
@@ -1,5 +1,7 @@
 /*
- * Copyright (C) 2012 Google Inc. All rights reserved.
+ *
+ * Copyright 2015, Google Inc.
+ * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
@@ -26,48 +28,33 @@
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
  */
 
-#include "core/page/PagePopupSupplement.h"
+#ifndef GRPC_INTERNAL_CORE_CHANNEL_CLIENT_MICROCHANNEL_H
+#define GRPC_INTERNAL_CORE_CHANNEL_CLIENT_MICROCHANNEL_H
 
-#include "core/page/PagePopupController.h"
+#include "src/core/channel/channel_stack.h"
+#include "src/core/client_config/resolver.h"
 
-namespace blink {
+#define GRPC_MICROCHANNEL_SUBCHANNEL_ARG "grpc.microchannel_subchannel_key"
 
-PagePopupSupplement::PagePopupSupplement(PagePopup& popup, PagePopupClient* popupClient)
-    : m_controller(PagePopupController::create(popup, popupClient))
-{
-    ASSERT(popupClient);
-}
+/* A client microchannel (aka uchannel) is a channel wrapping a subchannel, for
+ * the purposes of lightweight RPC communications from within the core.*/
 
-const char* PagePopupSupplement::supplementName()
-{
-    return "PagePopupSupplement";
-}
+extern const grpc_channel_filter grpc_client_uchannel_filter;
 
-PagePopupController* PagePopupSupplement::pagePopupController(LocalFrame& frame)
-{
-    PagePopupSupplement* supplement = static_cast<PagePopupSupplement*>(from(&frame, supplementName()));
-    ASSERT(supplement);
-    return supplement->m_controller.get();
-}
+grpc_connectivity_state grpc_client_uchannel_check_connectivity_state(
+    grpc_exec_ctx *exec_ctx, grpc_channel_element *elem, int try_to_connect);
 
-void PagePopupSupplement::install(LocalFrame& frame, PagePopup& popup, PagePopupClient* popupClient)
-{
-    ASSERT(popupClient);
-    provideTo(frame, supplementName(), new PagePopupSupplement(popup, popupClient));
-}
+void grpc_client_uchannel_watch_connectivity_state(
+    grpc_exec_ctx *exec_ctx, grpc_channel_element *elem, grpc_pollset *pollset,
+    grpc_connectivity_state *state, grpc_closure *on_complete);
 
-void PagePopupSupplement::uninstall(LocalFrame& frame)
-{
-    pagePopupController(frame)->clearPagePopupClient();
-    frame.removeSupplement(supplementName());
-}
+grpc_channel *grpc_client_uchannel_create(grpc_subchannel *subchannel,
+                                          grpc_channel_args *args);
 
-DEFINE_TRACE(PagePopupSupplement)
-{
-    visitor->trace(m_controller);
-    Supplement<LocalFrame>::trace(visitor);
-}
+void grpc_client_uchannel_set_connected_subchannel(
+    grpc_channel *uchannel, grpc_connected_subchannel *connected_subchannel);
 
-} // namespace blink
+#endif /* GRPC_INTERNAL_CORE_CHANNEL_CLIENT_MICROCHANNEL_H */