Format all build files with buildifier

With the command:

  $ buildifier -r -lint fix -warnings all .

Change-Id: I8fb38072b103c86bedd5be0a2cfffa771b43af87
diff --git a/java/com/google/gitiles/BUILD b/java/com/google/gitiles/BUILD
index a9f22e0..a105f38 100644
--- a/java/com/google/gitiles/BUILD
+++ b/java/com/google/gitiles/BUILD
@@ -1,5 +1,5 @@
-load("@rules_java//java:defs.bzl", "java_library")
 load("@com_googlesource_gerrit_bazlets//tools:javadoc.bzl", "java_doc")
+load("@rules_java//java:defs.bzl", "java_library")
 load("//tools:stamper.bzl", "stamp")
 
 DEPS = [
diff --git a/java/com/google/gitiles/blame/cache/BUILD b/java/com/google/gitiles/blame/cache/BUILD
index 9c17741..e1491fc 100644
--- a/java/com/google/gitiles/blame/cache/BUILD
+++ b/java/com/google/gitiles/blame/cache/BUILD
@@ -1,5 +1,5 @@
-load("@rules_java//java:defs.bzl", "java_library")
 load("@com_googlesource_gerrit_bazlets//tools:javadoc.bzl", "java_doc")
+load("@rules_java//java:defs.bzl", "java_library")
 load("//tools:stamper.bzl", "stamp")
 
 java_library(
diff --git a/javatests/com/google/gitiles/BUILD b/javatests/com/google/gitiles/BUILD
index 1d6e75f..c67e565 100644
--- a/javatests/com/google/gitiles/BUILD
+++ b/javatests/com/google/gitiles/BUILD
@@ -1,5 +1,5 @@
-load("@rules_java//java:defs.bzl", "java_library")
 load("@com_googlesource_gerrit_bazlets//tools:junit.bzl", "junit_tests")
+load("@rules_java//java:defs.bzl", "java_library")
 
 DEPS = [
     "//lib:gson",
diff --git a/tools/BUILD b/tools/BUILD
index 4a9f11e..ab2b9b3 100644
--- a/tools/BUILD
+++ b/tools/BUILD
@@ -1,9 +1,9 @@
-load("@rules_java//java:defs.bzl", "java_package_configuration")
 load(
     "@bazel_tools//tools/jdk:default_java_toolchain.bzl",
     "JDK9_JVM_OPTS",
     "default_java_toolchain",
 )
+load("@rules_java//java:defs.bzl", "java_package_configuration")
 
 default_java_toolchain(
     name = "error_prone_warnings_toolchain",
diff --git a/tools/eclipse/BUILD b/tools/eclipse/BUILD
index 0ec52f6..68d35f4 100644
--- a/tools/eclipse/BUILD
+++ b/tools/eclipse/BUILD
@@ -1,5 +1,5 @@
-load("@rules_java//java:defs.bzl", "java_library")
 load("@com_googlesource_gerrit_bazlets//tools:classpath.bzl", "classpath_collector")
+load("@rules_java//java:defs.bzl", "java_library")
 
 DEPS = [
     "//java/com/google/gitiles:servlet",