Fix chrome upload with content uri

content/browser/fileapi/fileapi_message_filter.cc

Index: content/browser/fileapi/fileapi_message_filter.cc
diff --git a/content/browser/fileapi/fileapi_message_filter.cc b/content/browser/fileapi/fileapi_message_filter.cc
index 99439b742ac06bb8d7cef00da0376a8fb317f6cb..379f509c650a7bb1128d9bfecbecad3761ab26e0 100644
--- a/content/browser/fileapi/fileapi_message_filter.cc
+++ b/content/browser/fileapi/fileapi_message_filter.cc
@@ -63,7 +63,7 @@ namespace {
 
 void RevokeFilePermission(int child_id, const base::FilePath& path) {
   ChildProcessSecurityPolicyImpl::GetInstance()->RevokeAllPermissionsForFile(
-    child_id, path);
+      child_id, path);
 }
 
 }  // namespace
@@ -500,7 +500,7 @@ void FileAPIMessageFilter::OnCancel(
 void FileAPIMessageFilter::OnOpenPepperFile(
     int request_id, const GURL& path, int pp_open_flags) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
-FileSystemURL url(context_->CrackURL(path));
+  FileSystemURL url(context_->CrackURL(path));
   if (!ValidateFileSystemURL(request_id, url))
     return;
   if (!CanOpenFileSystemURLWithPepperFlags(pp_open_flags, process_id_, url)) {
@@ -627,6 +627,13 @@ void FileAPIMessageFilter::OnAppendBlobDataItemToBlob(
     ignore_result(blob_storage_host_->CancelBuildingBlob(uuid));
     return;
   }
+#if defined(OS_ANDROID)
+  if (item.type() == BlobData::Item::TYPE_CONTENT_URL &&
+      !security_policy_->CanReadContentUrl(process_id_, item.content_url())) {
+    ignore_result(blob_storage_host_->CancelBuildingBlob(uuid));
+    return;
+  }
+#endif
   if (item.length() == 0) {
     BadMessageReceived();
     return;
@@ -692,7 +699,7 @@ void FileAPIMessageFilter::OnStartBuildingStream(
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
   // Only an internal Blob URL is expected here. See the BlobURL of the Blink.
   if (!StartsWithASCII(
-          url.path(), "blobinternal%3A///", true /* case_sensitive */)) {
+      url.path(), "blobinternal%3A///", true /* case_sensitive */)) {
     NOTREACHED() << "Malformed Stream URL: " << url.spec();
     BadMessageReceived();
     return;
@@ -942,7 +949,7 @@ void FileAPIMessageFilter::DidCreateSnapshot(
 
   // Return the file info and platform_path.
   Send(new FileSystemMsg_DidCreateSnapshotFile(
-               request_id, info, platform_path));
+      request_id, info, platform_path));
 }
 
 bool FileAPIMessageFilter::ValidateFileSystemURL(