[Presentation API] PresentationRequest::getAvailability() should return the same promise

third_party/WebKit/Source/modules/presentation/PresentationRequest.h

Index: third_party/WebKit/Source/modules/presentation/PresentationRequest.h
diff --git a/third_party/WebKit/Source/modules/presentation/PresentationRequest.h b/third_party/WebKit/Source/modules/presentation/PresentationRequest.h
index 70cd618b38c7cb291353e6c0a77bfb31ca8ba5ec..ed118037ba412731bd5af7b68ad9fe22ad7a4c2e 100644
--- a/third_party/WebKit/Source/modules/presentation/PresentationRequest.h
+++ b/third_party/WebKit/Source/modules/presentation/PresentationRequest.h
@@ -7,19 +7,31 @@
 
 #include "bindings/core/v8/ActiveScriptWrappable.h"
 #include "bindings/core/v8/ScriptPromise.h"
+#include "bindings/core/v8/ScriptPromiseProperty.h"
 #include "core/dom/ActiveDOMObject.h"
 #include "core/events/EventTarget.h"
+#include "modules/ModulesExport.h"
 #include "platform/heap/Handle.h"
 #include "platform/heap/Heap.h"
 #include "platform/weborigin/KURL.h"
 
 namespace blink {
 
+class DOMException;
+class PresentationAvailability;
+class PresentationRequest;
+
+using PresentationAvailabilityProperty =
+    ScriptPromiseProperty<Member<PresentationRequest>,
+                          Member<PresentationAvailability>,
+                          Member<DOMException>>;
+
 // Implements the PresentationRequest interface from the Presentation API from
 // which websites can start or join presentation connections.
-class PresentationRequest final : public EventTargetWithInlineData,
-                                  public ActiveScriptWrappable,
-                                  public ActiveDOMObject {
+class MODULES_EXPORT PresentationRequest final

[mlamouri (slow - plz ping), 2016/12/13 13:56:12]

Why did this become MODULES_EXPORT?

[zhaobin, 2016/12/14 02:25:09]

Needed in unit tests.

+    : public EventTargetWithInlineData,
+      public ActiveScriptWrappable,
+      public ActiveDOMObject {
   USING_GARBAGE_COLLECTED_MIXIN(PresentationRequest);
   DEFINE_WRAPPERTYPEINFO();
 
@@ -55,6 +67,7 @@ class PresentationRequest final : public EventTargetWithInlineData,
  private:
   PresentationRequest(ExecutionContext*, const KURL&);
 
+  Member<PresentationAvailabilityProperty> m_availabilityProperty;
   KURL m_url;
 };