Fix chrome upload with content uri

base/android/content_uri_utils.h

Index: base/android/content_uri_utils.h
diff --git a/base/android/content_uri_utils.h b/base/android/content_uri_utils.h
new file mode 100644
index 0000000000000000000000000000000000000000..e73880332a000a788668ad13b1c1689734ca9eb9
--- /dev/null
+++ b/base/android/content_uri_utils.h
@@ -0,0 +1,27 @@
+// Copyright (c) 2013 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef BASE_ANDROID_CONTENT_URI_UTILS_H_
+#define BASE_ANDROID_CONTENT_URI_UTILS_H_
+
+#include <jni.h>
+
+#include "base/base_export.h"
+#include "base/basictypes.h"
+#include "base/files/file_path.h"
+
+namespace base {
+
+bool RegisterContentUriUtils(JNIEnv* env);
+
+// Opens a content uri for read and returns the file descriptor to the caller.
+// Returns -1 if the uri is invalid.
+BASE_EXPORT int OpenContentUriForRead(const FilePath& content_uri);
+
+// Check whether a content uri exists.
+BASE_EXPORT bool ContentUriExists(const FilePath& content_uri);
+
+}  // namespace base
+
+#endif  // BASE_ANDROID_CONTENT_URI_UTILS_H_