Format Java files with google-java-format

Change-Id: Iee23b84053a51d3449b34d82500fbdb9941dea05

src/main/java/com/googlesource/gerrit/plugins/reviewersbyblame/ReviewersByBlame.java

diff --git a/src/main/java/com/googlesource/gerrit/plugins/reviewersbyblame/ReviewersByBlame.java b/src/main/java/com/googlesource/gerrit/plugins/reviewersbyblame/ReviewersByBlame.java
index 8ca04cb..e929381 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/reviewersbyblame/ReviewersByBlame.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/reviewersbyblame/ReviewersByBlame.java
@@ -31,8 +31,6 @@
 import com.google.gerrit.server.patch.PatchListCache;
 import com.google.gerrit.server.patch.PatchListEntry;
 import com.google.gerrit.server.patch.PatchListNotAvailableException;
-import com.google.gerrit.server.restapi.change.ChangesCollection;
-import com.google.gerrit.server.restapi.change.PostReviewers;
 import com.google.gwtorm.server.OrmException;
 import com.google.inject.Inject;
 import com.google.inject.assistedinject.Assisted;