Fix chrome upload with content uri

net/android/content_uri_utils.cc

Index: net/android/content_uri_utils.cc
diff --git a/net/android/content_uri_utils.cc b/net/android/content_uri_utils.cc
new file mode 100644
index 0000000000000000000000000000000000000000..0ec42ef1b86ec9b58eddaa6197090c624537a984
--- /dev/null
+++ b/net/android/content_uri_utils.cc
@@ -0,0 +1,68 @@
+// 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.
+
+#include "net/android/content_uri_utils.h"
+
+#include "base/android/jni_android.h"
+#include "base/android/jni_string.h"
+#include "base/location.h"
+#include "base/task_runner.h"
+#include "base/task_runner_util.h"
+#include "jni/ContentUriUtils_jni.h"
+#include "net/base/net_errors.h"
+
+using base::android::ConvertUTF8ToJavaString;
+
+namespace net {
+
+namespace {
+
+int64 GetLengthInternal(const base::FilePath& content_url) {
+  JNIEnv* env = base::android::AttachCurrentThread();
+  ScopedJavaLocalRef<jstring> j_uri =
+      ConvertUTF8ToJavaString(env, content_url.value());
+  jlong length = Java_ContentUriUtils_getContentLength(
+      env, base::android::GetApplicationContext(), j_uri.obj());
+  return length;
+}
+
+void OnGetLengthCompleted(
+    const net::Int64CompletionCallback& callback, int64 length) {
+  callback.Run(length);
+}
+
+}  // namespace
+
+bool RegisterContentUriUtils(JNIEnv* env) {
+  return RegisterNativesImpl(env);
+}
+
+int64 GetContentUrlLength(base::TaskRunner* task_runner,
+                          const base::FilePath& content_url,
+                          const net::Int64CompletionCallback& callback) {
+  bool posted = base::PostTaskAndReplyWithResult(
+        task_runner,
+        FROM_HERE,
+        base::Bind(&GetLengthInternal, content_url),
+        base::Bind(&OnGetLengthCompleted, callback));
+  DCHECK(posted);
+  return net::ERR_IO_PENDING;
+}
+
+int64 GetContentUrlLengthSync(const base::FilePath& content_url) {
+  return GetLengthInternal(content_url);
+}
+
+int OpenContentUrlForRead(const base::FilePath& content_url) {
+  JNIEnv* env = base::android::AttachCurrentThread();
+  ScopedJavaLocalRef<jstring> j_uri =
+      ConvertUTF8ToJavaString(env, content_url.value());
+  jint fd = Java_ContentUriUtils_openContentUriForRead(
+      env, base::android::GetApplicationContext(), j_uri.obj());
+  if (fd < 0)
+    return base::kInvalidPlatformFileValue;
+  return fd;
+}
+
+}  // namespace net