Bug 95507 [Preferences] Colors and font defaults should differ in High Contrast Mode
The header font and size for the preference page needs to pe changed in High Contrast Mode. It remains same as in normal mode.
bundles/org.eclipse.ui/src/org/eclipse/ui/internal/UIPreferenceInitializer.java
node.putBoolean(IWorkbenchPreferenceConstants.LINK_NAVIGATOR_TO_EDITOR,
				false);
		
		node.put(IWorkbenchPreferenceConstants.PRESENTATION_FACTORY_ID,
				"org.eclipse.ui.presentations.default"); 
		node
				.putBoolean(
						IWorkbenchPreferenceConstants.SHOW_TRADITIONAL_STYLE_TABS,
						true);
		node.putBoolean(IWorkbenchPreferenceConstants.ENABLE_ANIMATIONS, true);
		node.put(IWorkbenchPreferenceConstants.DOCK_PERSPECTIVE_BAR,
				IWorkbenchPreferenceConstants.TOP_LEFT);
		node.putBoolean(
				IWorkbenchPreferenceConstants.SHOW_TEXT_ON_PERSPECTIVE_BAR,
				true);
		
		node.put(IWorkbenchPreferenceConstants.INITIAL_FAST_VIEW_BAR_LOCATION,
				IWorkbenchPreferenceConstants.BOTTOM);
		
		node.putBoolean(IWorkbenchPreferenceConstants.SHOW_INTRO, true);
		
		node.put(IWorkbenchPreferenceConstants.KEY_CONFIGURATION_ID,
				IBindingService.DEFAULT_DEFAULT_ACTIVE_SCHEME_ID);
		
		node.putBoolean(IWorkbenchPreferenceConstants.SHOW_SYSTEM_JOBS,false);
		
		node.put(IWorkbenchPreferenceConstants.CURRENT_THEME_ID,
				IThemeManager.DEFAULT_THEME);