Android download: Fix missing SD card snackbar on Android Q.

This CL fixed an issue that all downloads on Q with content URI are
recognized as downloads on external SD card.


Bug: 945615
Change-Id: I3ddfb3305359e05e8a38ed17a1d413f8ebb8a529
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1539181Reviewed-by: Min Qin <qinmin@chromium.org>
Commit-Queue: Xing Liu <xingliu@chromium.org>
Cr-Commit-Position: refs/heads/master@{#644451}

chrome/android/java/src/org/chromium/chrome/browser/download/DownloadManagerService.java

@@ -1702,7 +1702,7 @@ public class DownloadManagerService
      * Returns whether a given file path is in a directory that is no longer available, most likely
      * because it is on an SD card that was removed.
      *
-     * @param filePath  The file path to check.
+     * @param filePath  The file path to check, can be a content URI.
      * @param externalStorageDir  The absolute path of external storage directory for primary
      * storage.
      * @param directoryOptions  All available download directories including primary storage and
@@ -1712,7 +1712,8 @@ public class DownloadManagerService
      */
     private boolean isFilePathOnMissingExternalDrive(String filePath, String externalStorageDir,
             ArrayList<DirectoryOption> directoryOptions) {
-        if (TextUtils.isEmpty(filePath) || filePath.contains(externalStorageDir)) {
+        if (TextUtils.isEmpty(filePath) || filePath.contains(externalStorageDir)
+                || ContentUriUtils.isContentUri(filePath)) {
             return false;
         }