{
  "api": {
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        "support": {
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          },
          "chrome": {
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          },
          "chrome_android": {
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          },
          "edge": {
            "version_added": true
          },
          "edge_mobile": {
            "version_added": true
          },
          "firefox": {
            "version_added": true
          },
          "firefox_android": {
            "version_added": true
          },
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            "version_added": true
          },
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          },
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          },
          "safari": {
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          },
          "safari_ios": {
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          },
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          }
        },
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          "standard_track": true,
          "deprecated": false
        }
      },
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        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/DocumentOrShadowRoot/activeElement",
          "support": {
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              "version_added": "53"
            },
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              "version_added": "53"
            },
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            },
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            "edge_mobile": {
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            },
            "firefox": {
              "version_added": true
            },
            "firefox_android": {
              "version_added": true
            },
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              "version_added": true
            },
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              "version_added": "40"
            },
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              "version_added": "40"
            },
            "safari": {
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            },
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              "version_added": true
            },
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            }
          },
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            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "styleSheets": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/DocumentOrShadowRoot/styleSheets",
          "support": {
            "webview_android": {
              "version_added": "53"
            },
            "chrome": {
              "version_added": "53"
            },
            "chrome_android": {
              "version_added": "53"
            },
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            },
            "edge_mobile": {
              "version_added": true
            },
            "firefox": {
              "version_added": true
            },
            "firefox_android": {
              "version_added": true
            },
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              "version_added": true
            },
            "opera": {
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            },
            "opera_android": {
              "version_added": "40"
            },
            "safari": {
              "version_added": true
            },
            "safari_ios": {
              "version_added": true
            },
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            }
          },
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            "experimental": true,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "getSelection": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/DocumentOrShadowRoot/getSelection",
          "support": {
            "webview_android": {
              "version_added": "53"
            },
            "chrome": {
              "version_added": "53"
            },
            "chrome_android": {
              "version_added": "53"
            },
            "edge": {
              "version_added": true
            },
            "edge_mobile": {
              "version_added": true
            },
            "firefox": {
              "version_added": true
            },
            "firefox_android": {
              "version_added": true
            },
            "ie": {
              "version_added": true
            },
            "opera": {
              "version_added": "40"
            },
            "opera_android": {
              "version_added": "40"
            },
            "safari": {
              "version_added": true
            },
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              "version_added": true
            },
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            }
          },
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            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "elementFromPoint": {
        "__compat": {
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          "support": {
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              "version_added": "53"
            },
            "chrome": {
              "version_added": "53"
            },
            "chrome_android": {
              "version_added": "53"
            },
            "edge": {
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            },
            "edge_mobile": {
              "version_added": true
            },
            "firefox": {
              "version_added": true
            },
            "firefox_android": {
              "version_added": true
            },
            "ie": {
              "version_added": true
            },
            "opera": {
              "version_added": "40"
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            "opera_android": {
              "version_added": "40"
            },
            "safari": {
              "version_added": true
            },
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              "version_added": true
            },
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            }
          },
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            "experimental": true,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "elementsFromPoint": {
        "__compat": {
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          "support": {
            "webview_android": {
              "version_added": "53"
            },
            "chrome": {
              "version_added": "53"
            },
            "chrome_android": {
              "version_added": "53"
            },
            "edge": {
              "version_added": true
            },
            "edge_mobile": {
              "version_added": true
            },
            "firefox": {
              "version_added": true
            },
            "firefox_android": {
              "version_added": true
            },
            "ie": {
              "version_added": true
            },
            "opera": {
              "version_added": "40"
            },
            "opera_android": {
              "version_added": "40"
            },
            "safari": {
              "version_added": true
            },
            "safari_ios": {
              "version_added": true
            },
            "samsunginternet_android": {
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            }
          },
          "status": {
            "experimental": true,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "caretPositionFromPoint": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/DocumentOrShadowRoot/caretPositionFromPoint",
          "support": {
            "webview_android": {
              "version_added": false
            },
            "chrome": {
              "version_added": false
            },
            "chrome_android": {
              "version_added": false
            },
            "edge": {
              "version_added": true
            },
            "edge_mobile": {
              "version_added": true
            },
            "firefox": {
              "version_added": true
            },
            "firefox_android": {
              "version_added": true
            },
            "ie": {
              "version_added": true
            },
            "opera": {
              "version_added": false
            },
            "opera_android": {
              "version_added": false
            },
            "safari": {
              "version_added": true
            },
            "safari_ios": {
              "version_added": true
            },
            "samsunginternet_android": {
              "version_added": false
            }
          },
          "status": {
            "experimental": true,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "pointerLockElement": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/DocumentOrShadowRoot/pointerLockElement",
          "support": {
            "webview_android": {
              "version_added": "53"
            },
            "chrome": {
              "version_added": "53"
            },
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              "version_added": "53"
            },
            "edge": {
              "version_added": true
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              "version_added": true
            },
            "firefox": {
              "version_added": true
            },
            "firefox_android": {
              "version_added": true
            },
            "ie": {
              "version_added": true
            },
            "opera": {
              "version_added": "40"
            },
            "opera_android": {
              "version_added": "40"
            },
            "safari": {
              "version_added": true
            },
            "safari_ios": {
              "version_added": true
            },
            "samsunginternet_android": {
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            }
          },
          "status": {
            "experimental": true,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "fullscreenElement": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/DocumentOrShadowRoot/fullscreenElement",
          "support": {
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              "version_added": "53"
            },
            "chrome": {
              "version_added": "53",
              "alternative_name": "webkitFullscreenElement"
            },
            "chrome_android": {
              "version_added": "53"
            },
            "edge": {
              "version_added": true,
              "alternative_name": "msFullscreenElement"
            },
            "edge_mobile": {
              "version_added": true
            },
            "firefox": [
              {
                "alternative_name": "mozFullScreenElement",
                "version_added": "9"
              },
              {
                "version_added": "47",
                "flags": [
                  {
                    "type": "preference",
                    "name": "full-screen-api.unprefix.enabled",
                    "value_to_set": "true"
                  }
                ]
              }
            ],
            "firefox_android": [
              {
                "alternative_name": "mozFullScreenElement",
                "version_added": "9"
              },
              {
                "version_added": "47",
                "flags": [
                  {
                    "type": "preference",
                    "name": "full-screen-api.unprefix.enabled",
                    "value_to_set": "true"
                  }
                ]
              }
            ],
            "ie": {
              "version_added": true
            },
            "opera": {
              "version_added": "40"
            },
            "opera_android": {
              "version_added": "40"
            },
            "safari": {
              "version_added": true
            },
            "safari_ios": {
              "version_added": true
            },
            "samsunginternet_android": {
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            }
          },
          "status": {
            "experimental": true,
            "standard_track": true,
            "deprecated": false
          }
        }
      }
    }
  }
}