Support content scheme uri for Chrome on Android

base/android/content_uri_utils.cc

Index: base/android/content_uri_utils.cc
diff --git a/base/android/content_uri_utils.cc b/base/android/content_uri_utils.cc
index 0e0c0ea6bb127840862a9e0689aa5a89be4a5950..0482feef891db38f3f6807fb9f9fba9126fcb936 100644
--- a/base/android/content_uri_utils.cc
+++ b/base/android/content_uri_utils.cc
@@ -35,4 +35,14 @@ File OpenContentUriForRead(const FilePath& content_uri) {
   return File(fd);
 }
 
+std::string GetContentUriMimeType(const FilePath& content_uri) {
+  JNIEnv* env = base::android::AttachCurrentThread();
+  ScopedJavaLocalRef<jstring> j_uri =
+      ConvertUTF8ToJavaString(env, content_uri.value());
+  ScopedJavaLocalRef<jstring> j_mime =
+      Java_ContentUriUtils_getMimeType(
+          env, base::android::GetApplicationContext(), j_uri.obj());
+  return base::android::ConvertJavaStringToUTF8(env, j_mime.obj());
+}
+
 }  // namespace base