Bug 223246 [Markers] Rename markerFieldFilterGrouping
markerFieldFilterGrouping is not meaningful name for something that is really a markerFieldConfiguration definition. Added to the fact that we also have markerGroupings this is very confusing.
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/views/markers/MarkerContentGenerator.java
MarkerSupportRegistry registry) {
		IConfigurationElement[] elements = configurationElement
				.getChildren(MARKER_FIELD_REFERENCE);
		Collection allFieldList = new ArrayList();
		Collection initialVisibleList = new ArrayList();
		for (int i = 0; i < elements.length; i++) {
			MarkerField field = registry.getField(elements[i]
					.getAttribute(MarkerSupportInternalUtilities.ATTRIBUTE_ID));
			if (field == null)
				continue;
			allFieldList.add(field);
			if (!MarkerSupportInternalUtilities.VALUE_FALSE.equals(elements[i]
					.getAttribute(ATTRIBUTE_VISIBLE)))
				initialVisibleList.add(field);
		}
		allFields = new MarkerField[allFieldList.size()];
		allFieldList.toArray(allFields);
		initialVisible = new MarkerField[initialVisibleList.size()];
		initialVisibleList.toArray(initialVisible);
	}
	/**
	 * Remove the element from the generator extensions
	 * 
	 * @param element
	 */
	public void removeExtension(IConfigurationElement element) {
		generatorExtensions.remove(element);
	}
}