FLEX-33731: solves 'definition not found' issue that pops up when trying to compile 'experimental.swc' with Falcon. Not sure if this is a valid difference between the old compiler and Falcon, or if I'm just working around an issue that needs fixin'

Signed-off-by: Erik de Bruin <erik@ixsoftware.nl>
FLEX-33731: solves 'access of possibly undefined property' that pops up when trying to compile 'experimental.swc' with Falcon. Not sure if this is a valid difference between the old compiler and Falcon, or if I'm just working around an issue that needs fixin'

Signed-off-by: Erik de Bruin <erik@ixsoftware.nl>
FLEX-33307: fix missing import statements - missing according to Falcon, not the old compiler. Not sure if this is a valid difference between the old compiler and Falcon, or if I'm just working around an issue that needs fixin'

Signed-off-by: Erik de Bruin <erik@ixsoftware.nl>
FLEX-33307: fix another couple of 'variable definition duplicates function parameter' warnings.

Signed-off-by: Erik de Bruin <erik@ixsoftware.nl>
FLEX-33307: solves a kazillion issues with MXFTETextInput that pop up when trying to compile 'spark.swc' with Falcon. Not sure if this is a valid difference between the old compiler and Falcon, or if I'm just working around an issue that needs fixin'

Signed-off-by: Erik de Bruin <erik@ixsoftware.nl>