private boolean removeExplicitThisParameter() {
		if (CompilerSpec.CALLING_CONVENTION_thiscall.equals(getCallingConventionName())) {
			int thisIndex = findExplicitThisParameter(params);
			if (thisIndex >= 0) {
				removeParameter(thisIndex); // remove explicit 'this' parameter
				return true;
			}
		}
		return false;
	}
Remove 'this' parameter if using __thiscall and first non-auto parameter is
a pointer and named 'this'.  Variables must be pre-loaded.
@return true if 'this' parameter removed
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/database/function/FunctionDB.java