Generate a RTMethod for each MMethodDef found in model

This is a separate phase.

Property definitions

nitc $ JavaCompiler :: compile_mmethods_to_java
	# Generate a `RTMethod` for each `MMethodDef` found in model
	#
	# This is a separate phase.
	fun compile_mmethods_to_java do
		for mmodule in mainmodule.in_importation.greaters do
			for mclassdef in mmodule.mclassdefs do
				for mdef in mclassdef.mpropdefs do
					if mdef isa MMethodDef then
						mdef.compile_to_java(new_visitor("{mdef.rt_name}.java"))
					end
				end
			end
		end
	end
src/compiler/java_compiler.nit:317,2--330,4