Build with v2.14.2, bazel build

Remove buck files.
Fix warnings.

Change-Id: Iac1b6fec18fa79c9b0074555b312ac543e6bf2be
diff --git a/BUCK b/BUCK
deleted file mode 100644
index 80e5325..0000000
--- a/BUCK
+++ /dev/null
@@ -1,17 +0,0 @@
-include_defs('//bucklets/gerrit_plugin.bucklet')
-
-gerrit_plugin(
-  name = 'login-redirect',
-  srcs = glob(['src/main/java/**/*.java']),
-  resources = glob(['src/main/resources/**/*']),
-  manifest_entries = [
-    'Gerrit-PluginName: login-redirect',
-    'Gerrit-HttpModule: com.googlesource.gerrit.plugins.loginredirect.LoginRedirectModule',
-    'Implementation-Title: Login Redirect plug-in',
-  ]
-)
-
-java_library(
-  name = 'classpath',
-  deps = GERRIT_PLUGIN_API + [':login-redirect__plugin'],
-)
diff --git a/BUILD b/BUILD
new file mode 100644
index 0000000..0ec0321
--- /dev/null
+++ b/BUILD
@@ -0,0 +1,12 @@
+load("//tools/bzl:plugin.bzl", "gerrit_plugin")
+
+gerrit_plugin(
+    name = "login-redirect",
+    srcs = glob(["src/main/java/**/*.java"]),
+    manifest_entries = [
+        "Gerrit-PluginName: login-redirect",
+        "Gerrit-HttpModule: com.googlesource.gerrit.plugins.loginredirect.LoginRedirectModule",
+        "Implementation-Title: Login Redirect plug-in",
+    ],
+    resources = glob(["src/main/resources/**/*"]),
+)
diff --git a/src/main/java/com/googlesource/gerrit/plugins/loginredirect/LoginRedirectFilter.java b/src/main/java/com/googlesource/gerrit/plugins/loginredirect/LoginRedirectFilter.java
index 4042cde..204bdbc 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/loginredirect/LoginRedirectFilter.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/loginredirect/LoginRedirectFilter.java
@@ -20,9 +20,6 @@
 import com.google.inject.Inject;
 import com.google.inject.Singleton;
 
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
 import java.io.IOException;
 
 import javax.servlet.FilterChain;
@@ -34,9 +31,6 @@
 
 @Singleton
 public class LoginRedirectFilter extends AllRequestFilter {
-  private static final Logger log =
-      LoggerFactory.getLogger(LoginRedirectFilter.class);
-
   @Inject
   private DynamicItem<WebSession> sessionProvider;
 
diff --git a/src/main/resources/Documentation/build.md b/src/main/resources/Documentation/build.md
index 1086a18..f893189 100644
--- a/src/main/resources/Documentation/build.md
+++ b/src/main/resources/Documentation/build.md
@@ -1,63 +1,14 @@
 Build
 =====
 
-This @PLUGIN@ plugin is built with Buck.
+This @PLUGIN@ plugin is built with Bazel.
 
-Two build modes are supported: Standalone and in Gerrit tree.
-The standalone build mode is recommended, as this mode doesn't require
-the Gerrit tree to exist locally.
+Clone (or link) this plugin to the `plugins` directory of Gerrit's source tree.
 
-#### Build standalone
-
-Clone bucklets library:
+Then issue
 
 ```
-  git clone https://gerrit.googlesource.com/bucklets
-
-```
-and link it to @PLUGIN@ plugin directory:
-
-```
-  cd @PLUGIN@ && ln -s ../bucklets .
-```
-
-Add link to the .buckversion file:
-
-```
-  cd @PLUGIN@ && ln -s bucklets/buckversion .buckversion
-```
-
-Add link to the .watchmanconfig file:
-
-```
-  cd @PLUGIN@ && ln -s bucklets/watchmanconfig .watchmanconfig
-```
-
-To build the plugin, issue the following command:
-
-```
-  buck build plugin
-```
-
-The output is created in
-
-```
-  buck-out/gen/@PLUGIN@.jar
-```
-
-This project can be imported into the Eclipse IDE:
-
-```
-  ./bucklets/tools/eclipse.py
-```
-
-#### Build in Gerrit tree
-
-Clone or link this plugin to the plugins directory of Gerrit's source
-tree, and issue the command:
-
-```
-  buck build plugins/@PLUGIN@
+  bazel build plugins/@PLUGIN@
 ```
 
 in the root of Gerrit's source tree to build
@@ -65,15 +16,22 @@
 The output is created in
 
 ```
-  buck-out/gen/plugins/@PLUGIN@/@PLUGIN@.jar
+  bazel-genfiles/plugins/@PLUGIN@/@PLUGIN@.jar
 ```
 
-This project can be imported into the Eclipse IDE:
+This project can be imported into the Eclipse IDE.
+Add the plugin name to the `CUSTOM_PLUGINS` set in
+Gerrit core in `tools/bzl/plugins.bzl`, and execute:
 
 ```
   ./tools/eclipse/project.py
 ```
 
-[Back to @PLUGIN@ documentation index][index]
+To execute the tests run:
 
-[index]: index.html
+```
+  bazel test plugins/@PLUGIN@:websession_flatfile_tests
+```
+
+How to build the Gerrit Plugin API is described in the [Gerrit
+documentation](../../../Documentation/dev-bazel.html#_extension_and_plugin_api_jar_files).