[Android] Switch instrumentation test names to their respective target names.

testing/buildbot/chromium.linux.json

Index: testing/buildbot/chromium.linux.json
diff --git a/testing/buildbot/chromium.linux.json b/testing/buildbot/chromium.linux.json
index 258da95c723c03ad6309f2befc80b2136bddcc32..4817a3d62c729292ab4a874209f6414ec6a02006 100644
--- a/testing/buildbot/chromium.linux.json
+++ b/testing/buildbot/chromium.linux.json
@@ -238,16 +238,16 @@
     ],
     "instrumentation_tests": [
       {
-        "test": "AndroidWebViewTest"
+        "test": "android_webview_test_apk"
       },
       {
-        "test": "ChromePublicTest"
+        "test": "chrome_public_test_apk"
       },
       {
-        "test": "ContentShellTest"
+        "test": "chrome_sync_shell_test_apk"
       },
       {
-        "test": "ChromeSyncShellTest"
+        "test": "content_shell_test_apk"
       }
     ],
     "scripts": [
@@ -383,16 +383,16 @@
     ],
     "instrumentation_tests": [
       {
-        "test": "AndroidWebViewTest"
+        "test": "android_webview_test_apk"
       },
       {
-        "test": "ChromePublicTest"
+        "test": "chrome_public_test_apk"
       },
       {
-        "test": "ContentShellTest"
+        "test": "chrome_sync_shell_test_apk"
       },
       {
-        "test": "ChromeSyncShellTest"
+        "test": "content_shell_test_apk"
       }
     ],
     "scripts": [