Bug 129812 [Markers] Enabling problem categorization per default
Build 3.2M5 Recent progress on problem categorization should be made more proeminent by enabling categorization by default. Similar to search view doing hierarchical presentation by default nowadays.
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/views/markers/internal/CategorySorter.java
if (settings == null) {
			settings = dialogSettings
					.addNewSection(TableSorter.TAG_DIALOG_SECTION);
		}
		String description = Util.EMPTY_STRING;
		if (categoryField != null) {
			description = categoryField.getDescription();
		}
		settings.put(TAG_FIELD, description);
	}
	/**
	 * Restore the state of the receiver from the dialog settings.
	 * 
	 * @param dialogSettings
	 * @param view
	 */
	public void restoreState(IDialogSettings dialogSettings, ProblemView view) {
		if (dialogSettings == null) {
			return;
		}
		IDialogSettings settings = dialogSettings
				.getSection(TableSorter.TAG_DIALOG_SECTION);
		if (settings == null) {
			return;
		}
		String description = settings.get(TAG_FIELD);
		view.selectCategory(description,this);
	}
}