Preliminary work on resuming downloads whose connections have expired.

chrome/browser/download/base_file.cc

Index: chrome/browser/download/base_file.cc
diff --git a/chrome/browser/download/base_file.cc b/chrome/browser/download/base_file.cc
index 33b9372dc840b788fa8e6aa0d670253a69b397a3..a79e547c294bcdb35103d5c4451feed7ee3e3d64 100644
--- a/chrome/browser/download/base_file.cc
+++ b/chrome/browser/download/base_file.cc
@@ -47,6 +47,12 @@ bool BaseFile::Initialize() {
   return false;
 }
 
+bool BaseFile::ReOpen() {
+  DCHECK(ChromeThread::CurrentlyOn(ChromeThread::FILE));
+  bool opened = Open();

[Paweł Hajdan Jr., 2010/10/01 09:03:55]

I think it would be cleaner to just expose Open then.

nit: just return Open() is simpler.

+  return opened;
+}
+
 bool BaseFile::AppendDataToFile(const char* data, size_t data_len) {
   DCHECK(ChromeThread::CurrentlyOn(ChromeThread::FILE));
 
@@ -154,6 +160,10 @@ void BaseFile::AnnotateWithSourceInformation() {
 #endif
 }
 
+bool BaseFile::MatchesUrlAndPath(const GURL& url, const FilePath& path) const {
+  return (url == source_url_) && (path == full_path_);
+}
+
 bool BaseFile::Open() {
   DCHECK(ChromeThread::CurrentlyOn(ChromeThread::FILE));
   DCHECK(!full_path_.empty());