8176472: Lazily create ModuleEntryTable Summary: Moved the unnamed module out of the ModuleEntryTable and into the ClassLoaderData so that the MET can be lazily created only when other modules are present. Also a smaller PackageTable size. Reviewed-by: gtriantafill, hseigel, lfoltan, coleenp

<?xml version="1.0" encoding="UTF-8"?>+
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<project version="4">+
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  <component name="ProjectModuleManager">+
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    <modules>+
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      <module fileurl="file://$PROJECT_DIR$/.idea/jdk.iml" filepath="$PROJECT_DIR$/.idea/jdk.iml" />+
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    </modules>+
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  </component>+
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</project>+
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