Use javax.inject.Inject instead of com.google.inject.Inject

See I4f53a518 for discussion

Change-Id: I70f16269e56f09ea6ebc759702a371a105d51ad5
diff --git a/src/main/java/com/googlesource/gerrit/plugins/reviewnotes/CreateReviewNotes.java b/src/main/java/com/googlesource/gerrit/plugins/reviewnotes/CreateReviewNotes.java
index cc6abaa..43aa899 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/reviewnotes/CreateReviewNotes.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/reviewnotes/CreateReviewNotes.java
@@ -36,7 +36,6 @@
 import com.google.gerrit.server.project.ProjectCache;
 import com.google.gerrit.server.project.ProjectState;
 import com.google.gwtorm.server.OrmException;
-import com.google.inject.Inject;
 import com.google.inject.assistedinject.Assisted;
 
 import org.eclipse.jgit.api.errors.ConcurrentRefUpdateException;
@@ -60,6 +59,8 @@
 import java.util.Collections;
 import java.util.List;
 
+import javax.inject.Inject;
+
 class CreateReviewNotes {
 
   private static final Logger log =
diff --git a/src/main/java/com/googlesource/gerrit/plugins/reviewnotes/ExportReviewNotes.java b/src/main/java/com/googlesource/gerrit/plugins/reviewnotes/ExportReviewNotes.java
index 264cb16..23c6ccf 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/reviewnotes/ExportReviewNotes.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/reviewnotes/ExportReviewNotes.java
@@ -21,7 +21,6 @@
 import com.google.gerrit.sshd.SshCommand;
 import com.google.gwtorm.server.OrmException;
 import com.google.gwtorm.server.SchemaFactory;
-import com.google.inject.Inject;
 
 import org.eclipse.jgit.api.errors.ConcurrentRefUpdateException;
 import org.eclipse.jgit.errors.RepositoryNotFoundException;
@@ -38,6 +37,8 @@
 import java.util.Map;
 import java.util.Map.Entry;
 
+import javax.inject.Inject;
+
 /** Export review notes for all submitted changes in all projects. */
 public class ExportReviewNotes extends SshCommand {
   @Option(name = "--threads", usage = "Number of concurrent threads to run")
diff --git a/src/main/java/com/googlesource/gerrit/plugins/reviewnotes/RefUpdateListener.java b/src/main/java/com/googlesource/gerrit/plugins/reviewnotes/RefUpdateListener.java
index c839c31..72ca663 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/reviewnotes/RefUpdateListener.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/reviewnotes/RefUpdateListener.java
@@ -23,7 +23,6 @@
 import com.google.gerrit.server.git.WorkQueue;
 import com.google.gwtorm.server.OrmException;
 import com.google.gwtorm.server.SchemaFactory;
-import com.google.inject.Inject;
 
 import org.eclipse.jgit.api.errors.ConcurrentRefUpdateException;
 import org.eclipse.jgit.errors.RepositoryNotFoundException;
@@ -35,6 +34,8 @@
 
 import java.io.IOException;
 
+import javax.inject.Inject;
+
 class RefUpdateListener implements GitReferenceUpdatedListener {
 
   private static final Logger log = LoggerFactory