diff --git a/Documentation/config-sso.txt b/Documentation/config-sso.txt
index 6f3a32d..88de85e 100644
--- a/Documentation/config-sso.txt
+++ b/Documentation/config-sso.txt
@@ -43,9 +43,9 @@
 * `http://` -- trust all OpenID providers using the HTTP protocol
 * `https://` -- trust all OpenID providers using the HTTPS protocol
 
-To trust only Yahoo!:
+To trust only Launchpad:
 ----
-  git config --file $site_path/etc/gerrit.config auth.trustedOpenID https://me.yahoo.com
+  git config --file $site_path/etc/gerrit.config auth.trustedOpenID https://login.launchpad.net/+openid
 ----
 
 === Database Schema
diff --git a/Documentation/dev-design.txt b/Documentation/dev-design.txt
index fd53cac..0243a58 100644
--- a/Documentation/dev-design.txt
+++ b/Documentation/dev-design.txt
@@ -255,11 +255,7 @@
 
 Gerrit integrates with any OpenID provider for user authentication,
 making it easier for users to join a Gerrit site and manage their
-authentication credentials to it.  To make use of Google Accounts
-as an OpenID provider easier, Gerrit has a shorthand "Sign in with
-a Google Account" link on its sign-in screen.  Gerrit also supports
-a shorthand sign in link for Yahoo!.  Other providers may also be
-supported more directly in the future.
+authentication credentials to it.
 
 Site administrators may limit the range of OpenID providers to
 a subset of "reliable providers".  Users may continue to use
diff --git a/e2e-tests/src/test/resources/data/com/google/gerrit/scenarios/DeleteProject-body.json b/e2e-tests/src/test/resources/data/com/google/gerrit/scenarios/DeleteProject-body.json
new file mode 100644
index 0000000..488de6d
--- /dev/null
+++ b/e2e-tests/src/test/resources/data/com/google/gerrit/scenarios/DeleteProject-body.json
@@ -0,0 +1,3 @@
+{
+  "force": "${force_project_deletion}"
+}
diff --git a/e2e-tests/src/test/scala/com/google/gerrit/scenarios/DeleteProject.scala b/e2e-tests/src/test/scala/com/google/gerrit/scenarios/DeleteProject.scala
index 1752634..eb4df30 100644
--- a/e2e-tests/src/test/scala/com/google/gerrit/scenarios/DeleteProject.scala
+++ b/e2e-tests/src/test/scala/com/google/gerrit/scenarios/DeleteProject.scala
@@ -20,6 +20,7 @@
 
 class DeleteProject extends ProjectSimulation {
   private val data: FeederBuilder = jsonFile(resource).convert(keys).queue
+  private val forceKey = "force_project_deletion"
 
   def this(projectName: String) {
     this()
@@ -28,7 +29,10 @@
 
   val test: ScenarioBuilder = scenario(uniqueName)
       .feed(data)
-      .exec(httpRequest)
+      .exec(session => {
+        session.set(forceKey, getProperty(forceKey, "false"))
+      })
+      .exec(httpRequest.body(ElFileBody(body)).asJson)
 
   setUp(
     test.inject(
diff --git a/java/com/google/gerrit/common/auth/openid/OpenIdUrls.java b/java/com/google/gerrit/common/auth/openid/OpenIdUrls.java
index 713fd4d..16dfb9b 100644
--- a/java/com/google/gerrit/common/auth/openid/OpenIdUrls.java
+++ b/java/com/google/gerrit/common/auth/openid/OpenIdUrls.java
@@ -18,5 +18,4 @@
   public static final String LASTID_COOKIE = "gerrit.last_openid";
 
   public static final String URL_LAUNCHPAD = "https://login.launchpad.net/+openid";
-  public static final String URL_YAHOO = "https://me.yahoo.com";
 }
diff --git a/java/com/google/gerrit/httpd/auth/openid/LoginForm.java b/java/com/google/gerrit/httpd/auth/openid/LoginForm.java
index 283cd50..0b6008c 100644
--- a/java/com/google/gerrit/httpd/auth/openid/LoginForm.java
+++ b/java/com/google/gerrit/httpd/auth/openid/LoginForm.java
@@ -59,9 +59,7 @@
   private static final FluentLogger logger = FluentLogger.forEnclosingClass();
 
   private static final ImmutableMap<String, String> ALL_PROVIDERS =
-      ImmutableMap.of(
-          "launchpad", OpenIdUrls.URL_LAUNCHPAD,
-          "yahoo", OpenIdUrls.URL_YAHOO);
+      ImmutableMap.of("launchpad", OpenIdUrls.URL_LAUNCHPAD);
 
   private final ImmutableSet<String> suggestProviders;
   private final Provider<String> urlProvider;
diff --git a/resources/com/google/gerrit/httpd/auth/openid/LoginForm.html b/resources/com/google/gerrit/httpd/auth/openid/LoginForm.html
index 4923143..efd760f 100644
--- a/resources/com/google/gerrit/httpd/auth/openid/LoginForm.html
+++ b/resources/com/google/gerrit/httpd/auth/openid/LoginForm.html
@@ -75,11 +75,6 @@
           <a href="?id=https://login.launchpad.net/%2Bopenid" id="id_launchpad">Sign in with a Launchpad ID</a>
         </div>
 
-        <div id="provider_yahoo">
-          <img height="16" width="16" src="data:image/gif;base64,R0lGODlhEAAQAPECAAAAAP8AAP///8zMzCH5BAEAAAMALAAAAAAQABAAAAIqnI+py30BY3AgAjCkfJDjiIAQlgUkNxqWkqrm0honKk7KhZOzw/f+fygAADs=" />
-          <a href="?id=https://me.yahoo.com" id="id_yahoo">Sign in with a Yahoo! ID</a>
-        </div>
-
         <div style="margin-top: 25px;">
           <h2>What is OpenID?</h2>
           <p>OpenID provides secure single-sign-on, without revealing your passwords to this website.</p>