Added support for switch statements inside generator functions.
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Created by MOE: http://code.google.com/p/moe-java
MOE_MIGRATED_REVID=72076140
Remove dead code.
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Created by MOE: http://code.google.com/p/moe-java
MOE_MIGRATED_REVID=72077457
Added the logic for evaluating conditional and boolean expressions of the type transformation language such as cond(BoolExp, TypeExp, TypeExp) using the old type system.
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Created by MOE: http://code.google.com/p/moe-java
MOE_MIGRATED_REVID=72080507