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 3ef9827564cf4e2c263efb89885ac196e3fe5695..852b1f11fe0da19257f72ec9735167b749630ac6 100644
--- a/android_webview/BUILD.gn
+++ b/android_webview/BUILD.gn
@@ -53,7 +53,10 @@ webview_repack_locales("repack_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",
@@ -186,6 +189,7 @@ android_assets("monochrome_webview_assets") {
 
 android_assets("assets") {
   deps = [
+    ":locale_pak_assets",
     ":monochrome_webview_assets",
     ":pak_file_assets",
   ]
@@ -215,7 +219,6 @@ android_resources("resources") {
   resource_dirs = [ "java/res" ]
   custom_package = "org.chromium.android_webview"
   deps = [
-    ":locale_paks",
     ":strings_grd",
   ]
 }