Added a new method to SessionService that returns a snapshot of the current

session. The snapshot is computed directly from memory or, if there are
pending closed windows, by reading the session commands from disk.

BUG=35040
TEST=unit tests

Review URL: http://codereview.chromium.org/661055

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@40284 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 18 insertions, 0 deletions

diff --git a/chrome/browser/sessions/session_backend.cc b/chrome/browser/sessions/session_backend.cc
index 6658673..f9de317 100644
--- a/chrome/browser/sessions/session_backend.cc
+++ b/chrome/browser/sessions/session_backend.cc
@@ -281,6 +281,24 @@ void SessionBackend::MoveCurrentSessionToLastSession() {
   ResetFile();
 }
 
+void SessionBackend::ReadCurrentSessionCommands(
+    scoped_refptr<BaseSessionService::InternalGetCommandsRequest> request) {
+  if (request->canceled())
+    return;
+  Init();
+  ReadCurrentSessionCommandsImpl(&(request->commands));
+  request->ForwardResult(
+      BaseSessionService::InternalGetCommandsRequest::TupleType(
+          request->handle(), request));
+}
+
+bool SessionBackend::ReadCurrentSessionCommandsImpl(
+    std::vector<SessionCommand*>* commands) {
+  Init();
+  SessionFileReader file_reader(GetCurrentSessionPath());
+  return file_reader.Read(type_, commands);
+}
+
 bool SessionBackend::AppendCommandsToFile(net::FileStream* file,
     const std::vector<SessionCommand*>& commands) {
   for (std::vector<SessionCommand*>::const_iterator i = commands.begin();