code: public void enableUniformSize(final boolean enable) {
          if (mUniformSize != enable) {
              mUniformSize = enable;
              if (mContainer != null) {
                  mContainer.onLayoutChanged(this);
              }
          }
      }
docs: When set to true, all items in layout will be considered having the size of the largest child. If false, all items are
  measured normally. Disabled by default.
  @param enable  true to measure children using the size of the largest child, false - otherwise.