Program: 135877
Project: 135877
Buggy source:
private void raiseWindow(String windowTitle){
  Shell topshell=UIHelper.getShellProvider().getShell();
  parent=new Shell(topshell,SWT.SHELL_TRIM);
  parent.setText(windowTitle);
  Composite shell=new Composite(parent,SWT.NONE);
  GridLayout gridLayout=new GridLayout(3,false);
  shell.setLayout(gridLayout);
  Button closeButton=new Button(shell,SWT.PUSH);
  closeButton.setText("String_Node_Str");
  closeButton.addSelectionListener(new MyButtonHandler(this));
  new Button(shell,SWT.PUSH).setText("String_Node_Str");
  new Button(shell,SWT.PUSH).setText("String_Node_Str");
  Button button4=new Button(shell,SWT.PUSH);
  button4.setText("String_Node_Str");
  GridData gridData=new GridData();
  gridData.verticalAlignment=SWT.TOP;
  button4.setLayoutData(gridData);
  Composite comp=new Composite(shell,SWT.NONE);
  GridLayout gl=new GridLayout(1,false);
  gl.marginWidth=0;
  gl.marginHeight=0;
  comp.setLayout(gl);
  Label l1=new Label(comp,SWT.NONE);
  l1.setText("String_Node_Str");
  Composite compInner=new Composite(comp,SWT.None);
  GridLayout gin=new GridLayout(2,false);
  gin.marginWidth=0;
  gin.marginHeight=0;
  compInner.setLayout(gin);
  gridData=new GridData();
  gridData.verticalAlignment=SWT.TOP;
  compInner.setLayoutData(gridData);
  Button button7=new Button(compInner,SWT.PUSH);
  button7.setText("String_Node_Str");
  gridData=new GridData();
  gridData.verticalAlignment=SWT.TOP;
  button7.setLayoutData(gridData);
  Label l2=new Label(compInner,SWT.NONE);
  l2.setText("String_Node_Str" + "String_Node_Str" + "String_Node_Str");
  gridData=new GridData();
  gridData.verticalAlignment=SWT.TOP;
  l2.setLayoutData(gridData);
  gridData=new GridData();
  gridData.verticalAlignment=SWT.TOP;
  comp.setLayoutData(gridData);
  Label l3=new Label(shell,SWT.NONE);
  l3.setText("String_Node_Str");
  gridData=new GridData();
  gridData.verticalAlignment=SWT.FILL;
  l3.setLayoutData(gridData);
  shell.pack();
  Point shellSize=shell.getSize();
  ;
  parent.setSize(shellSize.x + 30,shellSize.y + 30);
  System.out.println("String_Node_Str" + parent.getLocation().toString());
  System.out.println("String_Node_Str" + parent.getSize().toString());
  System.out.println("String_Node_Str" + topshell.getLocation().toString());
  System.out.println("String_Node_Str" + topshell.getSize().toString());
  parent.update();
  if (this.location != null) {
    parent.setLocation(this.location);
  }
  parent.open();
  System.out.println("String_Node_Str");
}

Fixed version (ground truth):
private void raiseWindow(String windowTitle){
  Shell topshell=UIHelper.getShellProvider().getShell();
  windowShell=new Shell(topshell,SWT.SHELL_TRIM);
  windowShell.setText(windowTitle);
  Composite shell=new Composite(windowShell,SWT.NONE);
  GridLayout gridLayout=new GridLayout(3,false);
  shell.setLayout(gridLayout);
  Button closeButton=new Button(shell,SWT.PUSH);
  setupButton(closeButton,MENU,"String_Node_Str");
  new Button(shell,SWT.PUSH).setText("String_Node_Str");
  new Button(shell,SWT.PUSH).setText("String_Node_Str");
  Button button4=new Button(shell,SWT.PUSH);
  button4.setText("String_Node_Str");
  GridData gridData=new GridData();
  gridData.verticalAlignment=SWT.TOP;
  button4.setLayoutData(gridData);
  Composite comp=new Composite(shell,SWT.NONE);
  GridLayout gl=new GridLayout(1,false);
  gl.marginWidth=0;
  gl.marginHeight=0;
  comp.setLayout(gl);
  Label l1=new Label(comp,SWT.NONE);
  l1.setText("String_Node_Str");
  Composite compInner=new Composite(comp,SWT.None);
  GridLayout gin=new GridLayout(2,false);
  gin.marginWidth=0;
  gin.marginHeight=0;
  compInner.setLayout(gin);
  gridData=new GridData();
  gridData.verticalAlignment=SWT.TOP;
  compInner.setLayoutData(gridData);
  Button button7=new Button(compInner,SWT.PUSH);
  button7.setText("String_Node_Str");
  gridData=new GridData();
  gridData.verticalAlignment=SWT.TOP;
  button7.setLayoutData(gridData);
  Label l2=new Label(compInner,SWT.NONE);
  l2.setText("String_Node_Str" + "String_Node_Str" + "String_Node_Str");
  gridData=new GridData();
  gridData.verticalAlignment=SWT.TOP;
  l2.setLayoutData(gridData);
  gridData=new GridData();
  gridData.verticalAlignment=SWT.TOP;
  comp.setLayoutData(gridData);
  Label l3=new Label(shell,SWT.NONE);
  l3.setText("String_Node_Str");
  gridData=new GridData();
  gridData.verticalAlignment=SWT.FILL;
  l3.setLayoutData(gridData);
  shell.pack();
  Point shellSize=shell.getSize();
  ;
  windowShell.setSize(shellSize.x + 30,shellSize.y + 30);
  System.out.println("String_Node_Str" + windowShell.getLocation().toString());
  System.out.println("String_Node_Str" + windowShell.getSize().toString());
  System.out.println("String_Node_Str" + topshell.getLocation().toString());
  System.out.println("String_Node_Str" + topshell.getSize().toString());
  windowShell.update();
  if (this.location != null) {
    windowShell.setLocation(this.location);
  }
  windowShell.open();
  System.out.println("String_Node_Str");
}