Bug 182714 [Contributions] Improve toolbar configurability
bundles/org.eclipse.jface/src/org/eclipse/jface/action/CoolBarManager.java
if (item.isSeparator()) {
						break;
					}
                    
                    if ((itemRow != null) && (itemRow.intValue() == targetRow)) {
                        
                        
                        if (virtualIndex >= index) {
							break;
						}
                        virtualIndex++;
                    }
                    insertAt++;
                }
                
                if (cbInternalIndex == insertAt) {
					return;
				}
                break;
            }
            nextRow(iterator, true);
        }
        contributionList.remove(cbItem);
        
        if (cbInternalIndex < insertAt) {
            insertAt--;
        }
        
        if (currentRow != targetRow) {
            contributionList.add(new Separator(USER_SEPARATOR));