Bug 53888 Mnemonic collision Text Editor -> Quick Diff
20040303 The Make Default and Restore Defaults button have the same mnemonic
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/preferences/JavaEditorPreferencePage.java
fAutoInsertJavaDocTriggerText.setEnabled(autoactivation);
		fAutoInsertJavaDocTriggerLabel.setEnabled(autoactivation);
    }
	
	/*
	 * @see PreferencePage#performOk()
	 */
	public boolean performOk() {
		fJavaEditorHoverConfigurationBlock.performOk();
		fQuickDiffBlock.performOk();
		fOverlayStore.setValue(PreferenceConstants.EDITOR_BROWSER_LIKE_LINKS_KEY_MODIFIER_MASK, computeStateMask(fBrowserLikeLinksKeyModifierText.getText()));
		fOverlayStore.propagate();
		JavaPlugin.getDefault().savePluginPreferences();
		return true;
	}
	
	/*
	 * @see PreferencePage#performDefaults()
	 */
	protected void performDefaults() {
		
		fOverlayStore.loadDefaults();
		initializeFields();
		handleSyntaxColorListSelection();
		handleAppearanceColorListSelection();
		handleAnnotationListSelection();
		handleContentAssistColorListSelection();
		fJavaEditorHoverConfigurationBlock.performDefaults();
		fQuickDiffBlock.performDefaults();
		super.performDefaults();