Android: Update reference apks for M64.

Bug: 
Change-Id: Ia17a468fdbb5b70ddac99594aa2c2a9903b55a4f
Reviewed-on: https://chromium-review.googlesource.com/825103Reviewed-by: agrieve <agrieve@chromium.org>
Commit-Queue: Eric Stevenson <estevenson@chromium.org>
Cr-Commit-Position: refs/heads/master@{#524104}

build/android/binary_size/apk_downloader.py

@@ -20,7 +20,7 @@ import find_depot_tools  # pylint: disable=import-error,unused-import
 import download_from_google_storage
 import upload_to_google_storage
 
-CURRENT_MILESTONE = '63'
+CURRENT_MILESTONE = '64'
 DEFAULT_BUCKET = 'gs://chromium-android-tools/apks'
 DEFAULT_DOWNLOAD_PATH = os.path.join(os.path.dirname(__file__), 'apks')
 DEFAULT_BUILDER = 'Android_Builder'

build/android/binary_size/apks/Android_Builder/64/ChromeModernPublic.apk.sha1

+98af8f2265f68dea89eecd1d93410fd36bf233c4
\ No newline at end of file

build/android/binary_size/apks/Android_Builder/64/ChromePublic.apk.sha1

+d5c209e967fa2f6b98fd4e3d6882a85ad67a9d87
\ No newline at end of file

build/android/binary_size/apks/Android_Builder/64/MonochromePublic.apk.sha1

+a5059a9bbe1dd9b6750bee7c2728a366bf9864e9
\ No newline at end of file

build/android/binary_size/apks/Android_arm64_Builder/64/ChromeModernPublic.apk.sha1

+3e4b8fd75aea0a22fa769c6686dd153d72741e91
\ No newline at end of file

build/android/binary_size/apks/Android_arm64_Builder/64/ChromePublic.apk.sha1

+b7b222a6650e98dda980dd9bc922763e4102d0b6
\ No newline at end of file

build/android/binary_size/apks/README.md

@@ -39,3 +39,4 @@ build/android/binary_size/apk_downloader.py --update 63 508578 --update 62 49918
   * [M61](https://crrev.com/488528)
   * [M62](https://crrev.com/499187)
   * [M63](https://crrev.com/508578)
+  * [M64](https://crrev.com/520840)