Bug 20181 TVT2: Mnemonic doesn't work in Java Editor prefs
Japanese TVT tester found a non-functional mnemonic in Preferences>Java>Editor on the Syntax tab. Pressing Alt+B doesn't activate the bold checkbox. Build F2 NL fragments generated on 6/11 Window>Preferences Select Java Select Editor Click on Syntax tab press Alt+B... checkbox does not work.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/preferences/JavaEditorPreferencePage.java
public static final String BOLD= "_bold"; 
	public static final String PREF_SHOW_TEMP_PROBLEMS= "JavaEditor.ShowTemporaryProblem"; 
	public static final String PREF_SYNC_OUTLINE_ON_CURSOR_MOVE= "JavaEditor.SyncOutlineOnCursorMove"; 
	public final OverlayPreferenceStore.OverlayKey[] fKeys= new OverlayPreferenceStore.OverlayKey[] {
		
		new OverlayPreferenceStore.OverlayKey(OverlayPreferenceStore.STRING, AbstractTextEditor.PREFERENCE_COLOR_FOREGROUND),
		new OverlayPreferenceStore.OverlayKey(OverlayPreferenceStore.BOOLEAN, AbstractTextEditor.PREFERENCE_COLOR_FOREGROUND_SYSTEM_DEFAULT),
		new OverlayPreferenceStore.OverlayKey(OverlayPreferenceStore.STRING, AbstractTextEditor.PREFERENCE_COLOR_BACKGROUND),
		new OverlayPreferenceStore.OverlayKey(OverlayPreferenceStore.BOOLEAN, AbstractTextEditor.PREFERENCE_COLOR_BACKGROUND_SYSTEM_DEFAULT),
		new OverlayPreferenceStore.OverlayKey(OverlayPreferenceStore.INT, JavaSourceViewerConfiguration.PREFERENCE_TAB_WIDTH),
		
		new OverlayPreferenceStore.OverlayKey(OverlayPreferenceStore.STRING, IJavaColorConstants.JAVA_MULTI_LINE_COMMENT),
		new OverlayPreferenceStore.OverlayKey(OverlayPreferenceStore.BOOLEAN, IJavaColorConstants.JAVA_MULTI_LINE_COMMENT + BOLD),
		
		new OverlayPreferenceStore.OverlayKey(OverlayPreferenceStore.STRING, IJavaColorConstants.JAVA_SINGLE_LINE_COMMENT),
		new OverlayPreferenceStore.OverlayKey(OverlayPreferenceStore.BOOLEAN, IJavaColorConstants.JAVA_SINGLE_LINE_COMMENT + BOLD),
		
		new OverlayPreferenceStore.OverlayKey(OverlayPreferenceStore.STRING, IJavaColorConstants.JAVA_KEYWORD),
		new OverlayPreferenceStore.OverlayKey(OverlayPreferenceStore.BOOLEAN, IJavaColorConstants.JAVA_KEYWORD + BOLD),
				
		new OverlayPreferenceStore.OverlayKey(OverlayPreferenceStore.STRING, IJavaColorConstants.JAVA_STRING),
		new OverlayPreferenceStore.OverlayKey(OverlayPreferenceStore.BOOLEAN, IJavaColorConstants.JAVA_STRING + BOLD),