Remove outdated link to cross build wiki from product editor

The content of the wiki is outdated and adding such information to a UI
for maintaining the data feels misplaced.

Fixes #758

ui/org.eclipse.pde.ui/src/org/eclipse/pde/internal/ui/editor/product/OverviewPage.java

@@ -14,9 +14,6 @@
  *******************************************************************************/
 package org.eclipse.pde.internal.ui.editor.product;
 
-import java.net.MalformedURLException;
-import java.net.URL;
-
 import org.eclipse.pde.internal.core.iproduct.IProduct;
 import org.eclipse.pde.internal.ui.IHelpContextIds;
 import org.eclipse.pde.internal.ui.PDELabelProvider;
@@ -28,10 +25,7 @@
 import org.eclipse.pde.internal.ui.editor.LaunchShortcutOverviewPage;
 import org.eclipse.pde.internal.ui.editor.PDELauncherFormEditor;
 import org.eclipse.swt.widgets.Composite;
-import org.eclipse.ui.PartInitException;
 import org.eclipse.ui.PlatformUI;
-import org.eclipse.ui.browser.IWebBrowser;
-import org.eclipse.ui.browser.IWorkbenchBrowserSupport;
 import org.eclipse.ui.forms.IManagedForm;
 import org.eclipse.ui.forms.events.HyperlinkEvent;
 import org.eclipse.ui.forms.widgets.FormText;
@@ -110,36 +104,16 @@ public void linkActivated(HyperlinkEvent e) {
 			IProduct product = ((ProductLauncherFormPageHelper) getLauncherHelper()).getProduct();
 			getEditor().setActivePage(DependenciesPage.TYPE_2_ID.get(product.getType()));
 			break;
-		case "multi-platform-wiki": //$NON-NLS-1$
-			openBrowser("https://wiki.eclipse.org/Building#Cross-platform_build"); //$NON-NLS-1$
-			break;
 		default:
 			super.linkActivated(e);
 			break;
 		}
 	}
 
-	private static void openBrowser(String url) {
-		// Create the browser
-		IWorkbenchBrowserSupport support = PlatformUI.getWorkbench().getBrowserSupport();
-		IWebBrowser browser;
-		try {
-			browser = support.createBrowser(null);
-		} catch (PartInitException e) {
-			PDEPlugin.log(e);
-			return;
-		}
-
-		try {
-			browser.openURL(new URL(url));
-		} catch (PartInitException | MalformedURLException e) {
-			PDEPlugin.log(e);
-		}
-	}
-
 	protected ILauncherFormPageHelper getLauncherHelper() {
-		if (fLauncherHelper == null)
+		if (fLauncherHelper == null) {
 			fLauncherHelper = new ProductLauncherFormPageHelper(getPDELauncherEditor());
+		}
 		return fLauncherHelper;
 	}
 

ui/org.eclipse.pde.ui/src/org/eclipse/pde/internal/ui/pderesources.properties

@@ -2107,8 +2107,7 @@ Product_FeatureSection_autoIncludeRequirements=Include required Features and Plu
 ProductFileWizadPage_title=Create a new product configuration and initialize its content.
 ProductFileWizadPage_basic=&Create a configuration file with basic settings
 Product_overview_exporting = <form>\
-<p>Use the <a href="action.export">Eclipse Product export wizard</a> to package and export the product defined in this configuration.</p><p></p>\
-<p>To export the product to multiple platforms see the <a href="multi-platform-wiki">Cross Platform Wiki Page</a>.</p>\
+<p>Use the <a href="action.export">Eclipse Product export wizard</a> to package and export the product defined in this configuration.</p>\
 </form>
 GeneralInfoSection_desc=This section describes general information about the product.
 ProductInfoSection_desc=This section describes the launching product extension identifier and application.