Update imports ordering to the new java import order (go/java-imports).

The import order is changing because the current rules are unnecessarily complicated, difficult to configure in IDEs, and difficult for users to remember.

More information: http://go/java-imports-lsc

Tested:
    $ blaze build //javatests/com/google/android/libraries/vision/ocr:all //javatests/com/google/android/libraries/vision/visionkit/base:all //javatests/com/google/android/libraries/vision/visionkit/imageutils:all //javatests/com/google/android/libraries/vision/visionkit/samples/edith:all //javatests/com/google/android/libraries/vision/visionkit/ui/cards:all //javatests/com/google/android/libraries/vision/visionkit/ui/shapes:all //javatests/com/google/android/libraries/wallet/addressapi:all //javatests/com/google/android/libraries/wallet/addwalletobject:all //javatests/com/google/android/libraries/wallet/billing:all //javatests/com/google/android/libraries/wallet/instrumentmanager:all //javatests/com/google/android/libraries/wallet/orchestration:all //javatests/com/google/android/libraries/youtube/ads/client:all //javatests/com/google/android/libraries/youtube/ads/companion:all //javatests/com/google/android/libraries/youtube/ads/macros:all //javatests/com/google/android/libraries/youtube/ads/player/prewarm:all //javatests/com/google/android/libraries/youtube/comment/endpoint:all //javatests/com/google/android/libraries/youtube/common/cache:all //javatests/com/google/android/libraries/youtube/common/concurrent:all //javatests/com/google/android/libraries/youtube/common/network/hurl:all //javatests/com/google/android/libraries/youtube/creator/actionbar:all //javatests/com/google/android/libraries/youtube/creator/analytics/header:all //javatests/com/google/android/libraries/youtube/creator/browse:all //javatests/com/google/android/libraries/youtube/creator/community/v2:all //javatests/com/google/android/libraries/youtube/creator/dashboard:all //javatests/com/google/android/libraries/youtube/creator/header:all //javatests/com/google/android/libraries/youtube/creator/survey:all //javatests/com/google/android/libraries/youtube/edit/audioswap/model:all //javatests/com/google/android/libraries/youtube/edit/audioswap/ui:all //javatests/com/google/android/libraries/youtube/edit/renderer/upload:all //javatests/com/google/android/libraries/youtube/infocards:all //javatests/com/google/android/libraries/youtube/innertube/ads:all //javatests/com/google/android/libraries/youtube/innertube/config:all //javatests/com/google/android/libraries/youtube/innertube/endpoint:all //javatests/com/google/android/libraries/youtube/innertube/model/player:all //javatests/com/google/android/libraries/youtube/legacy/suggest:all //javatests/com/google/android/libraries/youtube/logging/drp:all //javatests/com/google/android/libraries/youtube/logging:all //javatests/com/google/android/libraries/youtube/mdx/command:all //javatests/com/google/android/libraries/youtube/mdx/promotion:all //javatests/com/google/android/libraries/youtube/mdx:all //javatests/com/google/android/libraries/youtube/media/multipart:all //javatests/com/google/android/libraries/youtube/media/player/exo/audio/dsp:all //javatests/com/google/android/libraries/youtube/media/player/internal:all //javatests/com/google/android/libraries/youtube/media/player:all //javatests/com/google/android/libraries/youtube/net/delayedevents:all //javatests/com/google/android/libraries/youtube/net/gcm:all //javatests/com/google/android/libraries/youtube/net/ping:all //javatests/com/google/android/libraries/youtube/net/request:all //javatests/com/google/android/libraries/youtube/net/visitorid:all //javatests/com/google/android/libraries/youtube/notification/gcm:all //javatests/com/google/android/libraries/youtube/offline/model:all //javatests/com/google/android/libraries/youtube/offline/transfer/timewindow:all //javatests/com/google/android/libraries/youtube/player/audiofocus:all //javatests/com/google/android/libraries/youtube/player/net:all //javatests/com/google/android/libraries/youtube/player/overlay:all //javatests/com/google/android/libraries/youtube/player/proxy:all //javatests/com/google/android/libraries/youtube/player/service:all //javatests/com/google/android/libraries/youtube/player/stats:all //javatests/com/google/android/libraries/youtube/player/subtitles:all //javatests/com/google/android/libraries/youtube/player/ui/controls/listener:all //javatests/com/google/android/libraries/youtube/player/ui:all //javatests/com/google/android/libraries/youtube/player/video/interrupt:all //javatests/com/google/android/libraries/youtube/spacecast/types:all //javatests/com/google/android/libraries/youtube/systemhealth/manager:all //javatests/com/google/android/libraries/youtube/systemhealth/transmitters:all //javatests/com/google/android/libraries/youtube/tubestresser/testing/fakes/innertube:all //javatests/com/google/android/libraries/youtube/tubestresser/testing/network:all //javatests/com/google/android/libraries/youtube/upload/service/framework:all //javatests/com/google/android/testing/accessibility/greenlines/example:all //javatests/com/google/android/testing/i18n/imetester:all //javatests/com/google/android/wearable/fitness/common/models:all //javatests/com/google/android/wearable/fitness/common/prefs:all //javatests/com/google/android/wearable/fitness/realtime/active:all //javatests/com/google/android/wearable/photos:all //javatests/com/google/api/client/util:all
    http://sponge/fe70367c-70d8-4310-a0eb-8c82e026fd93
    Some tests failed; test failures are believed to be unrelated to this CL

-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=128381657

Author: gk5885

google-http-client/src/test/java/com/google/api/client/util/IOUtilsTest.java

@@ -14,10 +14,9 @@
 
 package com.google.api.client.util;
 
-import junit.framework.TestCase;
-
 import java.io.File;
 import java.io.IOException;
+import junit.framework.TestCase;
 
 /**
  * Tests {@link IOUtils}.

google-http-client/src/test/java/com/google/api/client/util/PemReaderTest.java

@@ -14,11 +14,10 @@
 
 package com.google.api.client.util;
 
-import junit.framework.TestCase;
-import org.junit.Assert;
-
 import java.io.InputStream;
 import java.io.InputStreamReader;
+import junit.framework.TestCase;
+import org.junit.Assert;
 
 /**
  * Tests {@link PemReader}.