I have no inside information, but I have been following links today that strongly indicate that Google is damn serious about securing permanent control of the leading edge browser technology in Firefox.

"Results": [
    {
        "TypeName": "ORG",
        "Text": "Google",
        "Start": 96,
        "End": 102
    },
    {
        "TypeName": "ORG",
        "Text": "Firefox",
        "Start": 194,
        "End": 201
    }
]