Remove "Search by Image" feature on Chrome for Android.

BUG=483685

Review URL: https://codereview.chromium.org/1394343002

Cr-Commit-Position: refs/heads/master@{#353447}


CrOS-Libchrome-Original-Commit: ebf7da11adedc435768f9e3964dd91bf422a5e6f
diff --git a/build/android/pylib/constants/__init__.py b/build/android/pylib/constants/__init__.py
index cbc475e..c23edf6 100644
--- a/build/android/pylib/constants/__init__.py
+++ b/build/android/pylib/constants/__init__.py
@@ -135,7 +135,6 @@
 LIGHTTPD_RANDOM_PORT_FIRST = 8001
 LIGHTTPD_RANDOM_PORT_LAST = 8999
 TEST_SYNC_SERVER_PORT = 9031
-TEST_SEARCH_BY_IMAGE_SERVER_PORT = 9041
 TEST_POLICY_SERVER_PORT = 9051