Bug 125600 [Field Assist] - popup shell should be resizable with size retained
bundles/org.eclipse.jface/src/org/eclipse/jface/fieldassist/ContentProposalAdapter.java
newSelection += visibleRows;
						if (newSelection >= proposalTable.getItemCount())
							newSelection = proposalTable.getItemCount() - 1;
						break;
					case SWT.PAGE_UP:
						newSelection -= visibleRows;
						if (newSelection < 0)
							newSelection = 0;
						break;
					case SWT.HOME:
						newSelection = 0;
						break;
					case SWT.END:
						newSelection = proposalTable.getItemCount() - 1;
						break;
					
					
					
					default:
						if (e.keyCode != SWT.CAPS_LOCK && e.keyCode != SWT.MOD1
								&& e.keyCode != SWT.MOD2
								&& e.keyCode != SWT.MOD3
								&& e.keyCode != SWT.MOD4)
							close();
						return;
					}
					
					
					if (newSelection >= 0)
						selectProposal(newSelection);