refreshIfEmpty();
      boolean changed = delegate.remove(o);
      if (changed) {
        totalSize--;
        removeIfEmpty();
      }
      return changed;
    }

    @Override
    public boolean removeAll(Collection<?> c) {
      if (c.isEmpty()) {
        return false;
      }
      int oldSize = size(); // calls refreshIfEmpty
      boolean changed = delegate.removeAll(c);
      if (changed) {

 *
 * <p><b>Warning:</b> The methods of {@code ForwardingSortedMultiset} forward
 * <b>indiscriminately</b> to the methods of the delegate. For example, overriding {@link
 * #add(Object, int)} alone <b>will not</b> change the behavior of {@link #add(Object)}, which can
 * lead to unexpected behavior. In this case, you should override {@code add(Object)} as well,
 * either providing your own implementation, or delegating to the provided {@code standardAdd}

	// Current version being written.
	xlVersionCurrent [4]byte
)

const (
	// Breaking changes.
	// Newer versions cannot be read by older software.
	// This will prevent downgrades to incompatible versions.
	xlVersionMajor = 1

	// Non breaking changes.
	// Bumping this is informational, but should be done
	// if any change is made to the data stored, bumping this
	// will allow to detect the exact version later.

	}

	for _, columnType := range columnTypes {
		switch columnType.Name() {
		case "bonus":
			// allow to change non-nullable to nullable
			if nullable, _ := columnType.Nullable(); !nullable {
				t.Fatalf("bonus's nullable should be true, bug got %t", nullable)
			}
		case "stock":
			// do not allow to change nullable to non-nullable
			if nullable, _ := columnType.Nullable(); !nullable {

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    "groups" : [ {
      "testProject" : "largeJavaMultiProject",
      "coverage" : {
        "per_commit" : [ "linux", "windows", "macOs" ]
      }
    } ]
  }, {
    "testId" : "org.gradle.performance.regression.java.JavaIncrementalExecutionPerformanceTest.assemble for non-abi change",
    "groups" : [ {

  - 'API': 5.x/okhttp/okhttp3/
  - 'Change Logs':
    - 'Change Log': changelogs/changelog.md
    - '4.x Change Log': changelogs/changelog_4x.md
    - 'Upgrading to OkHttp 4': changelogs/upgrading_to_okhttp_4.md
    - '3.x Change Log': changelogs/changelog_3x.md
    - '2.x Change Log': changelogs/changelog_2x.md
    - '1.x Change Log': changelogs/changelog_1x.md
  - 'Contributing':

Because all the **fields actually change** (the type now includes `None` and they now have a default value of `None`), we need to **re-declare** them.

            }
        }

        entry.markComplete();
    }

    /**
     * Handle directory change notification
     *
     * @param directoryPath directory path
     * @param childName child file name
     * @param changeType type of change
     */
    public void handleDirectoryChange(String directoryPath, String childName, DirectoryChangeNotifier.DirectoryChangeType changeType) {

  }

  /** Remove each element in an iterable from a set. */
  static boolean removeAllImpl(Set<?> set, Iterator<?> iterator) {
    boolean changed = false;
    while (iterator.hasNext()) {
      changed |= set.remove(iterator.next());
    }
    return changed;
  }

  static boolean removeAllImpl(Set<?> set, Collection<?> collection) {
    checkNotNull(collection); // for GWT