Remove ContextClient from NavigatorMIDI

third_party/WebKit/Source/modules/webmidi/NavigatorWebMIDI.h

Index: third_party/WebKit/Source/modules/webmidi/NavigatorWebMIDI.h
diff --git a/third_party/WebKit/Source/modules/webmidi/NavigatorWebMIDI.h b/third_party/WebKit/Source/modules/webmidi/NavigatorWebMIDI.h
index 728f564f26e917c8add603b7a99c72e395aee449..f9551d348603b245182d9d707bf6cbe6356b1d8e 100644
--- a/third_party/WebKit/Source/modules/webmidi/NavigatorWebMIDI.h
+++ b/third_party/WebKit/Source/modules/webmidi/NavigatorWebMIDI.h
@@ -32,7 +32,6 @@
 #define NavigatorWebMIDI_h
 
 #include "bindings/core/v8/ScriptPromise.h"
-#include "core/dom/ContextLifecycleObserver.h"
 #include "core/frame/Navigator.h"
 #include "modules/webmidi/MIDIOptions.h"
 #include "platform/Supplementable.h"
@@ -43,8 +42,7 @@ namespace blink {
 class Navigator;
 
 class NavigatorWebMIDI final : public GarbageCollected<NavigatorWebMIDI>,
-                               public Supplement<Navigator>,
-                               public ContextClient {
+                               public Supplement<Navigator> {
   USING_GARBAGE_COLLECTED_MIXIN(NavigatorWebMIDI);
 
  public:
@@ -57,7 +55,7 @@ class NavigatorWebMIDI final : public GarbageCollected<NavigatorWebMIDI>,
   DECLARE_VIRTUAL_TRACE();
 
  private:
-  explicit NavigatorWebMIDI(LocalFrame*);
+  explicit NavigatorWebMIDI(Navigator&);
   static const char* supplementName();
 };