Move language pak files to assets.

android_webview/BUILD.gn

Index: android_webview/BUILD.gn
diff --git a/android_webview/BUILD.gn b/android_webview/BUILD.gn
index 90949095041e38ff459b30d08fb080bca95e68b1..f2636860e18d161f9b7a3faf5ec3aebf28c01d2a 100644
--- a/android_webview/BUILD.gn
+++ b/android_webview/BUILD.gn
@@ -40,7 +40,10 @@ webview_repack_locales("repack_locales") {
   output_locales = locales
 }
 
-locale_pak_resources("locale_paks") {
+locale_pak_assets("locale_pak") {
+  package_suffix = "android_webview"
+  disable_compression = true
+
   sources = [
     "$root_out_dir/android_webview/locales/am.pak",
     "$root_out_dir/android_webview/locales/ar.pak",
@@ -160,6 +163,7 @@ android_assets("monochrome_webview_assets") {
 
 android_assets("assets") {
   deps = [
+    ":locale_pak_assets",
     ":monochrome_webview_assets",
     ":pak_file_assets",
   ]
@@ -189,7 +193,6 @@ android_resources("resources") {
   resource_dirs = [ "java/res" ]
   custom_package = "org.chromium.android_webview"
   deps = [
-    ":locale_paks",
     ":strings_grd",
   ]
 }