Switch to standard integer types in chrome/browser/chromeos/.

chrome/browser/chromeos/file_system_provider/operations/truncate.cc

Index: chrome/browser/chromeos/file_system_provider/operations/truncate.cc
diff --git a/chrome/browser/chromeos/file_system_provider/operations/truncate.cc b/chrome/browser/chromeos/file_system_provider/operations/truncate.cc
index 38b82fc35e5dc20676ddfab41c631ac9a9cfb3a0..c9757ce06ecacfbdce91b9a3d3448071241e65b0 100644
--- a/chrome/browser/chromeos/file_system_provider/operations/truncate.cc
+++ b/chrome/browser/chromeos/file_system_provider/operations/truncate.cc
@@ -16,13 +16,12 @@ namespace operations {
 Truncate::Truncate(extensions::EventRouter* event_router,
                    const ProvidedFileSystemInfo& file_system_info,
                    const base::FilePath& file_path,
-                   int64 length,
+                   int64_t length,
                    const storage::AsyncFileUtil::StatusCallback& callback)
     : Operation(event_router, file_system_info),
       file_path_(file_path),
       length_(length),
-      callback_(callback) {
-}
+      callback_(callback) {}
 
 Truncate::~Truncate() {
 }