Attempt workaround from https://bugs.eclipse.org/bugs/show_bug.cgi?id=486083

Author: briandealwis

plugins/com.google.cloud.tools.eclipse.appengine.standard.java8/META-INF/MANIFEST.MF

@@ -14,7 +14,9 @@ Import-Package: com.google.cloud.tools.appengine;version="0.3.5",
  com.google.cloud.tools.eclipse.util.status,
  com.google.common.io;version="[20.0.0,21.0.0)",
  org.eclipse.core.resources,
+ org.eclipse.core.runtime.preferences;version="3.3.0",
  org.eclipse.jst.common.project.facet.core,
  org.eclipse.jst.j2ee.project.facet,
  org.eclipse.jst.j2ee.web.project.facet,
+ org.eclipse.ui.preferences,
  org.eclipse.wst.common.frameworks.datamodel

plugins/com.google.cloud.tools.eclipse.appengine.standard.java8/build.properties

@@ -6,4 +6,7 @@ bin.includes = META-INF/,\
                .,\
                plugin.xml,\
                xslt/
-additional.bundles = org.eclipse.equinox.registry, org.junit
+additional.bundles = org.eclipse.equinox.registry,\
+                     org.junit,\
+                     org.eclipse.core.commands,\
+                     org.eclipse.jface

plugins/com.google.cloud.tools.eclipse.appengine.standard.java8/src/com/google/cloud/tools/eclipse/appengine/standard/java8/AppEngineWebBuilder.java

@@ -31,11 +31,14 @@
 import org.eclipse.core.resources.IProject;
 import org.eclipse.core.resources.IResourceDelta;
 import org.eclipse.core.resources.IncrementalProjectBuilder;
+import org.eclipse.core.resources.ResourcesPlugin;
 import org.eclipse.core.runtime.CoreException;
 import org.eclipse.core.runtime.IProgressMonitor;
 import org.eclipse.core.runtime.Path;
+import org.eclipse.core.runtime.preferences.InstanceScope;
 import org.eclipse.jst.common.project.facet.core.JavaFacet;
 import org.eclipse.jst.j2ee.web.project.facet.WebFacetUtils;
+import org.eclipse.ui.preferences.ScopedPreferenceStore;
 import org.eclipse.wst.common.project.facet.core.IFacetedProject;
 import org.eclipse.wst.common.project.facet.core.IFacetedProject.Action;
 import org.eclipse.wst.common.project.facet.core.ProjectFacetsManager;
@@ -53,6 +56,19 @@ public class AppEngineWebBuilder extends IncrementalProjectBuilder {
   @Override
   protected IProject[] build(int kind, Map<String, String> args, IProgressMonitor monitor)
       throws CoreException {
+    ScopedPreferenceStore resourcesPluginPrefs = new ScopedPreferenceStore(InstanceScope.INSTANCE, ResourcesPlugin.PI_RESOURCES);
+    boolean old = resourcesPluginPrefs.getBoolean(ResourcesPlugin.PREF_AUTO_REFRESH);
+    resourcesPluginPrefs.setValue(ResourcesPlugin.PREF_AUTO_REFRESH, false);
+    try{
+        return doBuild(kind, args, monitor);
+    } finally {
+        resourcesPluginPrefs.setValue(ResourcesPlugin.PREF_AUTO_REFRESH, old);
+    }
+
+  }
+  
+  private IProject[] doBuild(int kind, Map<String, String> args, IProgressMonitor monitor)
+        throws CoreException {
     IFacetedProject project = ProjectFacetsManager.create(getProject());
     if (project == null || !AppEngineStandardFacet.hasFacet(project)) {
       logger.fine(getProject() + ": no build required: no App Engine Standard facet");