Bug 15726 moves field comments from one field to another [quick fix]
20020508 public class A { int field; //field comment A(int fred){ _fred= fred; } } you are offered to create field _fred but then it steals the comment: int field; private int _fred; //field comment
org.eclipse.jdt.ui.tests/ui/org/eclipse/jdt/ui/tests/astrewrite/ASTRewritingStatementsTest.java
buf.append("            toString();\n");
			buf.append("        }\n");
			buf.append("    }\n");
			buf.append("}\n");	
			ICompilationUnit cu= pack1.createCompilationUnit("C.java", buf.toString(), false, null);
			
			CompilationUnit astRoot= AST.parseCompilationUnit(cu, false);
			ASTRewrite rewrite= new ASTRewrite(astRoot);
			TypeDeclaration type= findTypeDeclaration(astRoot, "C");
			
			MethodDeclaration methodDecl= findMethodDeclaration(type, "foo");
			Block block= methodDecl.getBody();
			assertTrue("No block" , block != null);	
			
			List statements= block.statements();
			assertTrue("No statements in block", !statements.isEmpty());
			
			ReturnStatement returnStatement= block.getAST().newReturnStatement();
			rewrite.markAsReplaced((ASTNode) statements.get(0), returnStatement);
					
			ASTRewriteCorrectionProposal proposal= new ASTRewriteCorrectionProposal("", cu, rewrite, 10, null);
			proposal.getCompilationUnitChange().setSave(true);
			
			proposal.apply(null);
			
			buf= new StringBuffer();
			buf.append("package test1;\n");
			buf.append("public class C {\n");
			buf.append("    public Object foo() {\n");
			buf.append("        return;\n");