Brought Console externs up-to-date with clear, groupCollapsed, table.
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Created by MOE: http://code.google.com/p/moe-java
MOE_MIGRATED_REVID=47704924
Added 'string' to the types allowed by @this for non-mutating
Array.prototype methods. For example, this allows
Array.prototype.reduce.call('hello', function(x, y) {return y + x;})
to pass type-checking as it should.
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Created by MOE: http://code.google.com/p/moe-java
MOE_MIGRATED_REVID=47714399