Bug 135559 [Markers] Problem view sections collapse after manual build
3.2 M6 The sections in the problem view collapse after a manual build For example: - set autobuild off - expand the errors section in the problem view - click on a problem - fix the problem - build - notice that the "error" section is now collapsed.
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/views/markers/internal/MarkerView.java
continue;
						}
					}
				}
				getViewer().setSelection(
						new StructuredSelection(newSelection.toArray()), true);
				preservedSelection.clear();
			}
			return Status.OK_STATUS;
		}
		/**
		 * Add the category to the list of expanded categories.
		 * 
		 * @param category
		 */
		public void addExpandedCategory(MarkerCategory category) {
			categoriesToExpand.add(category.getName());
		}
		/**
		 * Remove the category from the list of expanded ones.
		 * 
		 * @param category
		 */
		public void removeExpandedCategory(MarkerCategory category) {
			categoriesToExpand.remove(category.getName());
		}
		/*
		 * (non-Javadoc)
		 * 
		 * @see org.eclipse.core.runtime.jobs.Job#belongsTo(java.lang.Object)