[Android] Log ResourceBundle path status

This CL adds logging to help determine where an issue loading native
resources with an override locale present occurs.

One theory is that checks in ResourceBundle.getLocalePakResourcePath
fail because the Java context can not find override assets.  This CL
logs whether or not the asset path was found.  If it is found we will
know that the issue is on the native side, if it isn't found we know
the (current) blocker is on the Java side.

Bug: 1143026
Change-Id: Iab1275cd5b0dd09e12808bafa4379ac3f519b126
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2520421Reviewed-by: Andrew Grieve <agrieve@chromium.org>
Reviewed-by: Theresa  <twellington@chromium.org>
Commit-Queue: Trevor  Perrier <perrier@chromium.org>
Cr-Commit-Position: refs/heads/master@{#825092}

ui/android/java/src/org/chromium/ui/base/ResourceBundle.java

@@ -103,8 +103,10 @@ public final class ResourceBundle {
         // The file may not exist if the language split for this locale has not been installed
         // yet, so make sure it exists before returning the asset path.
         try (AssetFileDescriptor afd = manager.openNonAssetFd(assetPath)) {
+            Log.i(TAG, "Found: %s", assetPath);
             return assetPath;
         } catch (IOException e) {
+            Log.e(TAG, "Not found: %s", assetPath);
             if (logError) {
                 Log.e(TAG, "path=%s", assetPath, e);
             }