Convert MIDI permission requests to use WebContents in preparation for switching the code to using …

content/public/test/test_browser_context.cc

Index: content/public/test/test_browser_context.cc
diff --git a/content/public/test/test_browser_context.cc b/content/public/test/test_browser_context.cc
index d8d1b4017fb4f37862718e2e9be049139505cbe8..4a162c6bed6c2a7f498b2bfc9c164665acbd60d4 100644
--- a/content/public/test/test_browser_context.cc
+++ b/content/public/test/test_browser_context.cc
@@ -98,24 +98,6 @@ TestBrowserContext::GetMediaRequestContextForStoragePartition(
   return NULL;
 }
 
-void TestBrowserContext::RequestMidiSysExPermission(
-      int render_process_id,
-      int render_view_id,
-      int bridge_id,
-      const GURL& requesting_frame,
-      bool user_gesture,
-      const MidiSysExPermissionCallback& callback) {
-  // Always reject requests for testing.
-  callback.Run(false);
-}
-
-void TestBrowserContext::CancelMidiSysExPermissionRequest(
-    int render_process_id,
-    int render_view_id,
-    int bridge_id,
-    const GURL& requesting_frame) {
-}
-
 void TestBrowserContext::RequestProtectedMediaIdentifierPermission(
     int render_process_id,
     int render_view_id,