JavaScript strict warnings from login.persona.org

[mmokrejs]

I compiled seamonkey-2.33.1 with DEBUG output and it prints out a number of warnings:

JavaScript strict warning: https://login.persona.org/include.js, line 8: ReferenceError: assignment to undeclared variable WinChan
JavaScript strict warning: https://login.persona.org/include.js, line 8: ReferenceError: reference to undefined property a.params
JavaScript strict warning: https://login.persona.org/include.js, line 8: ReferenceError: reference to undefined property a[b]
JavaScript strict warning: https://login.persona.org/include.js, line 8: ReferenceError: reference to undefined property e.result
JavaScript strict warning: https://login.persona.org/include.js, line 8: SyntaxError: 'use strict' statement won't be enforced as a directive because it isn't in directive prologue position
JavaScript strict warning: https://login.persona.org/include.js, line 8: SyntaxError: in strict mode code, functions may be declared only at top level or immediately within another function
JavaScript strict warning: https://login.persona.org/include.js, line 8: TypeError: useless expression
JavaScript strict warning: https://static.login.persona.org/v/7ed458b1e6/production/communication_iframe.js, line 1: ReferenceError: assignment to undeclared variable Hub
JavaScript strict warning: https://static.login.persona.org/v/7ed458b1e6/production/communication_iframe.js, line 1: ReferenceError: reference to undefined property c.data
JavaScript strict warning: https://static.login.persona.org/v/7ed458b1e6/production/communication_iframe.js, line 1: ReferenceError: reference to undefined property d.params
JavaScript strict warning: https://static.login.persona.org/v/7ed458b1e6/production/communication_iframe.js, line 1: SyntaxError: 'use strict' statement won't be enforced as a directive because it isn't in directive prologue position
JavaScript strict warning: https://static.login.persona.org/v/7ed458b1e6/production/communication_iframe.js, line 1: SyntaxError: test for equality (==) mistyped as assignment (=)?
JavaScript strict warning: https://static.login.persona.org/v/7ed458b1e6/production/communication_iframe.js, line 1: TypeError: variable i redeclares argument
JavaScript strict warning: https://static.login.persona.org/v/7ed458b1e6/production/communication_iframe.js, line 2: SyntaxError: 'use strict' statement won't be enforced as a directive because it isn't in directive prologue position
JavaScript strict warning: https://static.login.persona.org/v/988ea302f4/production/en/browserid.js, line 1: ReferenceError: reference to undefined property K.cache[a[K.expando]]
JavaScript strict warning: https://static.login.persona.org/v/988ea302f4/production/en/browserid.js, line 1: ReferenceError: reference to undefined property K.valHooks[this]
JavaScript strict warning: https://static.login.persona.org/v/988ea302f4/production/en/browserid.js, line 1: ReferenceError: reference to undefined property a.nodeType
JavaScript strict warning: https://static.login.persona.org/v/988ea302f4/production/en/browserid.js, line 1: ReferenceError: reference to undefined property a.selector
JavaScript strict warning: https://static.login.persona.org/v/988ea302f4/production/en/browserid.js, line 1: ReferenceError: reference to undefined property a[i]
JavaScript strict warning: https://static.login.persona.org/v/988ea302f4/production/en/browserid.js, line 1: SyntaxError: test for equality (==) mistyped as assignment (=)?
JavaScript strict warning: https://static.login.persona.org/v/988ea302f4/production/en/browserid.js, line 2: ReferenceError: reference to undefined property K.event.triggered
JavaScript strict warning: https://static.login.persona.org/v/988ea302f4/production/en/browserid.js, line 2: ReferenceError: reference to undefined property a.returnValue
JavaScript strict warning: https://static.login.persona.org/v/988ea302f4/production/en/browserid.js, line 2: ReferenceError: reference to undefined property a.target.nodeType
JavaScript strict warning: https://static.login.persona.org/v/988ea302f4/production/en/browserid.js, line 2: ReferenceError: reference to undefined property c.result
JavaScript strict warning: https://static.login.persona.org/v/988ea302f4/production/en/browserid.js, line 2: ReferenceError: reference to undefined property e.nodeType
JavaScript strict warning: https://static.login.persona.org/v/988ea302f4/production/en/browserid.js, line 2: SyntaxError: test for equality (==) mistyped as assignment (=)?
JavaScript strict warning: https://static.login.persona.org/v/988ea302f4/production/en/browserid.js, line 3: ReferenceError: assignment to undeclared variable WinChan
JavaScript strict warning: https://static.login.persona.org/v/988ea302f4/production/en/browserid.js, line 3: ReferenceError: reference to undefined property f[h]
JavaScript strict warning: https://static.login.persona.org/v/988ea302f4/production/en/browserid.js, line 3: SyntaxError: test for equality (==) mistyped as assignment (=)?
JavaScript strict warning: https://static.login.persona.org/v/988ea302f4/production/en/browserid.js, line 4: ReferenceError: assignment to undeclared variable Hub
JavaScript strict warning: https://static.login.persona.org/v/988ea302f4/production/en/browserid.js, line 4: ReferenceError: reference to undefined property c.data
JavaScript strict warning: https://static.login.persona.org/v/988ea302f4/production/en/browserid.js, line 4: SyntaxError: 'use strict' statement won't be enforced as a directive because it isn't in directive prologue position
JavaScript strict warning: https://static.login.persona.org/v/988ea302f4/production/en/browserid.js, line 4: SyntaxError: test for equality (==) mistyped as assignment (=)?
JavaScript strict warning: https://static.login.persona.org/v/988ea302f4/production/en/browserid.js, line 4: TypeError: variable i redeclares argument
JavaScript strict warning: https://static.login.persona.org/v/988ea302f4/production/en/browserid.js, line 5: SyntaxError: 'use strict' statement won't be enforced as a directive because it isn't in directive prologue position
JavaScript strict warning: https://static.login.persona.org/v/988ea302f4/production/en/browserid.js, line 5: SyntaxError: test for equality (==) mistyped as assignment (=)?
JavaScript strict warning: https://static.login.persona.org/v/988ea302f4/production/en/browserid.js, line 6: SyntaxError: 'use strict' statement won't be enforced as a directive because it isn't in directive prologue position
JavaScript strict warning: https://static.login.persona.org/v/988ea302f4/production/en/browserid.js, line 6: SyntaxError: test for equality (==) mistyped as assignment (=)?
JavaScript strict warning: https://static.login.persona.org/v/988ea302f4/production/en/browserid.js, line 7: SyntaxError: 'use strict' statement won't be enforced as a directive because it isn't in directive prologue position