Revert of Update android chrome reference builds.

common/py_utils/py_utils/chrome_binaries.json

Index: common/py_utils/py_utils/chrome_binaries.json
diff --git a/common/py_utils/py_utils/chrome_binaries.json b/common/py_utils/py_utils/chrome_binaries.json
index 21f54c329acbfee2ca584a85f1474b8eded2a7fd..c0833f293d53508e4382db7d4c0f59e6e2200911 100644
--- a/common/py_utils/py_utils/chrome_binaries.json
+++ b/common/py_utils/py_utils/chrome_binaries.json
@@ -42,19 +42,19 @@
       "cloud_storage_bucket": "chrome-telemetry",
       "file_info": {
         "android_k_armeabi-v7a": {
-          "cloud_storage_hash": "ab5dfc5f9f0d5c8e3a526e05061560894d4a03ca",
+          "cloud_storage_hash": "798efed0a7ae1460fe297ba1bd16308585c9e6ca",
           "download_path": "bin/reference_build/android_k_armeabi-v7a/ChromeStable.apk",
-          "version_in_cs": "53.0.2785.134"
+          "version_in_cs": "48.0.2564.95"
         },
         "android_l_arm64-v8a": {
-          "cloud_storage_hash": "9c857a5d0737de277c01b4dde760053d4c5b83cf",
+          "cloud_storage_hash": "e054040d12a20d6c7c4b847d46e254821b4d4532",
           "download_path": "bin/reference_build/android_l_arm64-v8a/ChromeStable.apk",
-          "version_in_cs": "53.0.2785.134"
+          "version_in_cs": "48.0.2564.95"
         },
         "android_l_armeabi-v7a": {
-          "cloud_storage_hash": "ab5dfc5f9f0d5c8e3a526e05061560894d4a03ca",
+          "cloud_storage_hash": "1438bb54959d9fbf891616392959b778df9e62f9",
           "download_path": "bin/reference_build/android_l_armeabi-v7a/ChromeStable.apk",
-          "version_in_cs": "53.0.2785.134"
+          "version_in_cs": "48.0.2564.95"
         },
         "linux_x86_64": {
           "cloud_storage_hash": "22ff02efcda4579b8e87a3f87d3293f257595bc8",
@@ -113,4 +113,4 @@
       }
     }
   }
-}
+}