Android: Fix native libraries not being store compressed

Was broken by b2706770 where the
zipfile.ZIP_DEFLATED was removed from when creating the ZipFile
object.

Rather than add it back, this fixes the problem by being explicit about
compression for every file added.

Bug: 1049461
Change-Id: I670d733792b5cf4af5fb7821fcc7efe9a670e33e
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2040954
Auto-Submit: Andrew Grieve <agrieve@chromium.org>
Commit-Queue: Peter Wen <wnwen@chromium.org>
Reviewed-by: Peter Wen <wnwen@chromium.org>
Cr-Commit-Position: refs/heads/master@{#738949}

build/android/gyp/apkbuilder.py

@@ -226,7 +226,7 @@ def _AddNativeLibraries(out_apk, native_libs, android_abi, uncompress,
 
   for path in native_libs:
     basename = os.path.basename(path)
-    compress = None
+    compress = True
     if uncompress and os.path.splitext(basename)[1] == '.so':
       # Trichrome
       if has_crazy_linker and has_monochrome: