Moved helpers to bottom of 'getDefinitionAtPosition'.
Made 'location' non-optional in 'getSymbolKind'.
Fixed messed-up formatting from moving around code.
Normalize a few fourslash line endings.
Added goToDef count verification in fourslash facilities.
Fixed 'verifyDefinitionsName' to check the container name properly.
Added test using code from original issue.
Rename file.
Use 'definitionCountIs' in union property tests.
Added test for goToDef on union types.
Merge pull request #1528 from Microsoft/goToDefOnUnionMethod

Fix crash on go-to-def on union method