MidiPermissionContext::GetPermission() returns BLOCK for insecure origins.

chrome/browser/media/midi_permission_context.h

Index: chrome/browser/media/midi_permission_context.h
diff --git a/chrome/browser/media/midi_permission_context.h b/chrome/browser/media/midi_permission_context.h
index 1a357c2624d7e8bdbc65621cbe1c21f414a31b3c..934b05e9fba2f48096db22dbad2f15d8fd2fcf40 100644
--- a/chrome/browser/media/midi_permission_context.h
+++ b/chrome/browser/media/midi_permission_context.h
@@ -15,12 +15,22 @@ class MidiPermissionContext : public PermissionContextBase {
   explicit MidiPermissionContext(Profile* profile);
   ~MidiPermissionContext() override;
 
- private:
+  // PermissionContextBase:
+  ContentSetting GetPermissionStatus(
+      const GURL& requesting_origin,
+      const GURL& embedding_origin) const override;
 
+ private:
   // PermissionContextBase:
   void UpdateTabContext(const PermissionRequestID& id,
                         const GURL& requesting_frame,
                         bool allowed) override;
+  void DecidePermission(content::WebContents* web_contents,
+                        const PermissionRequestID& id,
+                        const GURL& requesting_origin,
+                        const GURL& embedding_origin,
+                        bool user_gesture,
+                        const BrowserPermissionCallback& callback) override;
 
   DISALLOW_COPY_AND_ASSIGN(MidiPermissionContext);
 };