_onContentMetadataReceived(oModelData, oPage, oMetadata) {
			oModelData.metadata = oMetadata;
			this.oSelectedContentModel.setData(oModelData);
			oModelData.metadata.some(function(oMetadata) {
				if (oMetadata.name === "layer") {
					if (oMetadata.value === "CUSTOMER") {
						this.getView().byId("activeVersionCheckBox").setVisible(true);
					} else {
						this.getView().byId("activeVersionCheckBox").setVisible(false);
					}
					return true;
				}
			}.bind(this));
			var sIconTabBarId = this.getView().createId("contentDetailsIconTabBar");
			var oIconTabBar = Element.getElementById(sIconTabBarId);
			if (oIconTabBar) {
				var oFirstIconTabBarItem = oIconTabBar.getItems()[0];
				if (oIconTabBar.getSelectedKey() !== oFirstIconTabBarItem.getId()) {
					oIconTabBar.setSelectedItem(oFirstIconTabBarItem);
				}
			}
			oPage.setBusy(false);
		}
Handler if content metadata was received;
Sets the received data to the current content model, updates the icon tab bar, and releases the busy mode of the current page.
@param {object} oModelData - Model data of current page
@param {object} oPage - Current page used to set display busy mode on/off
@param {object} oMetadata - Metadata which is received from <code>LRepConnector</code> "getContent" promise
@private