{
  "api": {
    "MediaKeySession": {
      "__compat": {
        "mdn_url": "https://developer.mozilla.org/docs/Web/API/MediaKeySession",
        "spec_url": "https://w3c.github.io/encrypted-media/#mediakeysession-interface",
        "support": {
          "chrome": {
            "version_added": "42"
          },
          "chrome_android": "mirror",
          "edge": {
            "version_added": "13"
          },
          "firefox": {
            "version_added": "38"
          },
          "firefox_android": "mirror",
          "ie": {
            "version_added": false
          },
          "oculus": "mirror",
          "opera": "mirror",
          "opera_android": "mirror",
          "safari": {
            "version_added": "12.1"
          },
          "safari_ios": "mirror",
          "samsunginternet_android": "mirror",
          "webview_android": {
            "version_added": "43"
          },
          "webview_ios": "mirror"
        },
        "status": {
          "experimental": false,
          "standard_track": true,
          "deprecated": false
        }
      },
      "close": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/MediaKeySession/close",
          "spec_url": "https://w3c.github.io/encrypted-media/#dom-mediakeysession-close",
          "support": {
            "chrome": {
              "version_added": "42"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "13"
            },
            "firefox": {
              "version_added": "38"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "12.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "43"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "closed": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/MediaKeySession/closed",
          "spec_url": "https://w3c.github.io/encrypted-media/#dom-mediakeysession-closed",
          "support": {
            "chrome": {
              "version_added": "42"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "13"
            },
            "firefox": {
              "version_added": "38"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "12.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "43"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "expiration": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/MediaKeySession/expiration",
          "spec_url": "https://w3c.github.io/encrypted-media/#dom-mediakeysession-expiration",
          "support": {
            "chrome": {
              "version_added": "42"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "13"
            },
            "firefox": {
              "version_added": "38"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "12.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "43"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "generateRequest": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/MediaKeySession/generateRequest",
          "spec_url": "https://w3c.github.io/encrypted-media/#dom-mediakeysession-generaterequest",
          "support": {
            "chrome": {
              "version_added": "42"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "13"
            },
            "firefox": {
              "version_added": "38"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "12.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "43"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "keyStatuses": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/MediaKeySession/keyStatuses",
          "spec_url": "https://w3c.github.io/encrypted-media/#dom-mediakeysession-keystatuses",
          "support": {
            "chrome": {
              "version_added": "42"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "13"
            },
            "firefox": {
              "version_added": "38"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "12.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "43"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "keystatuseschange_event": {
        "__compat": {
          "description": "`keystatuseschange` event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/MediaKeySession/keystatuseschange_event",
          "spec_url": "https://w3c.github.io/encrypted-media/#dom-mediakeysession-onkeystatuseschange",
          "support": {
            "chrome": [
              {
                "version_added": "55"
              },
              {
                "version_added": "42",
                "version_removed": "55",
                "partial_implementation": true,
                "notes": "The `onkeystatuseschange` event handler property is not supported."
              }
            ],
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "52"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "12.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": [
              {
                "version_added": "55"
              },
              {
                "version_added": "43",
                "version_removed": "55",
                "partial_implementation": true,
                "notes": "The `onkeystatuseschange` event handler property is not supported."
              }
            ],
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "load": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/MediaKeySession/load",
          "spec_url": "https://w3c.github.io/encrypted-media/#dom-mediakeysession-load",
          "support": {
            "chrome": {
              "version_added": "42"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "13"
            },
            "firefox": {
              "version_added": "38"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "12.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "43"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "message_event": {
        "__compat": {
          "description": "`message` event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/MediaKeySession/message_event",
          "spec_url": "https://w3c.github.io/encrypted-media/#dom-mediakeysession-onmessage",
          "support": {
            "chrome": [
              {
                "version_added": "55"
              },
              {
                "version_added": "42",
                "version_removed": "55",
                "partial_implementation": true,
                "notes": "The `onmessage` event handler property is not supported."
              }
            ],
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "52"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "12.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": [
              {
                "version_added": "55"
              },
              {
                "version_added": "43",
                "version_removed": "55",
                "partial_implementation": true,
                "notes": "The `onmessage` event handler property is not supported."
              }
            ],
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "remove": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/MediaKeySession/remove",
          "spec_url": "https://w3c.github.io/encrypted-media/#dom-mediakeysession-remove",
          "support": {
            "chrome": {
              "version_added": "42"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "13"
            },
            "firefox": {
              "version_added": "38"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "12.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "43"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "sessionId": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/MediaKeySession/sessionId",
          "spec_url": "https://w3c.github.io/encrypted-media/#dom-mediakeysession-sessionid",
          "support": {
            "chrome": {
              "version_added": "42"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "13"
            },
            "firefox": {
              "version_added": "38"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "12.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "43"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "update": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/MediaKeySession/update",
          "spec_url": "https://w3c.github.io/encrypted-media/#dom-mediakeysession-update",
          "support": {
            "chrome": {
              "version_added": "42"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "13"
            },
            "firefox": {
              "version_added": "38"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "12.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "43"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      }
    }
  }
}