chrome/browser/chromeos/file_system_provider/fileapi/backend_delegate.cc - Issue 470323003: [fsp] Improve performance for reading small chunks of data.

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Unified Diff: chrome/browser/chromeos/file_system_provider/fileapi/backend_delegate.cc

Issue 470323003: [fsp] Improve performance for reading small chunks of data. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src

Patch Set: Fixed a dcheck. Created 6 years, 4 months ago

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Index: chrome/browser/chromeos/file_system_provider/fileapi/backend_delegate.cc

diff --git a/chrome/browser/chromeos/file_system_provider/fileapi/backend_delegate.cc b/chrome/browser/chromeos/file_system_provider/fileapi/backend_delegate.cc

index 31c72506085d3340bac5da8f5aa615672423ec01..67ec5be89617452f5bcaaec96dff14130402aa24 100644

--- a/chrome/browser/chromeos/file_system_provider/fileapi/backend_delegate.cc

+++ b/chrome/browser/chromeos/file_system_provider/fileapi/backend_delegate.cc

@@ -42,6 +42,7 @@ scoped_ptr<webkit_blob::FileStreamReader>

BackendDelegate::CreateFileStreamReader(

const fileapi::FileSystemURL& url,

int64 offset,

+ int64 length,

const base::Time& expected_modification_time,

fileapi::FileSystemContext* context) {

DCHECK_CURRENTLY_ON(BrowserThread::IO);

@@ -51,7 +52,8 @@ BackendDelegate::CreateFileStreamReader(

new BufferingFileStreamReader(

scoped_ptr<webkit_blob::FileStreamReader>(new FileStreamReader(

context, url, offset, expected_modification_time)),

- kReaderBufferSize));

+ kReaderBufferSize,

+ length));

}

scoped_ptr<fileapi::FileStreamWriter> BackendDelegate::CreateFileStreamWriter(