Index: sandbox/linux/services/proc_util.h |
diff --git a/sandbox/linux/services/proc_util.h b/sandbox/linux/services/proc_util.h |
index 74388f8036c61e235e297b2e22473892d3b18d4c..bc14c5ef2ae6ed6af416f0b5fb6bf6d5d51062a5 100644 |
--- a/sandbox/linux/services/proc_util.h |
+++ b/sandbox/linux/services/proc_util.h |
@@ -15,7 +15,7 @@ class SANDBOX_EXPORT ProcUtil { |
public: |
// Returns the number of file descriptors in the current process's FD |
// table, excluding |proc_fd|, which should be a file descriptor for |
- // /proc. |
+ // /proc/. |
static int CountOpenFds(int proc_fd); |
// Checks whether the current process has any directory file descriptor open. |
@@ -24,16 +24,14 @@ class SANDBOX_EXPORT ProcUtil { |
// DropFileSystemAccess(). |
// Sometimes it's useful to call HasOpenDirectory() after file system access |
// has been dropped. In this case, |proc_fd| should be a file descriptor to |
- // /proc. The file descriptor in |proc_fd| will be ignored by |
+ // /proc/. The file descriptor in |proc_fd| will be ignored by |
// HasOpenDirectory() and remains owned by the caller. It is very important |
// for the caller to close it. |
- // If /proc is available, |proc_fd| can be passed as -1. |
- // If |proc_fd| is -1 and /proc is not available, this function will return |
- // false. |
- static bool HasOpenDirectory(int proc_fd); |
+ static bool HasOpenDirectory(int proc_fd) WARN_UNUSED_RESULT; |
+ static bool HasOpenDirectory() WARN_UNUSED_RESULT; |
- // Open /proc/self/task/ or crash if it cannot. |
- static base::ScopedFD OpenProcSelfTask(); |
+ // Open /proc/ or crash if not possible. |
+ static base::ScopedFD OpenProc(); |
private: |
DISALLOW_IMPLICIT_CONSTRUCTORS(ProcUtil); |