SimpleCache: histogram queuing delays and I/O portion of more ops.

net/disk_cache/simple/simple_synchronous_entry.h

Index: net/disk_cache/simple/simple_synchronous_entry.h
diff --git a/net/disk_cache/simple/simple_synchronous_entry.h b/net/disk_cache/simple/simple_synchronous_entry.h
index 3b37c095a690591f89a8b2a344d124e1d2e7cfc4..3c585d8e640175e57d5ca842721751b0733ac413 100644
--- a/net/disk_cache/simple/simple_synchronous_entry.h
+++ b/net/disk_cache/simple/simple_synchronous_entry.h
@@ -123,6 +123,7 @@ class SimpleSynchronousEntry {
                         const std::string& key,
                         uint64_t entry_hash,
                         bool had_index,
+                        const base::TimeTicks& start_time,
                         SimpleEntryCreationResults* out_results);
 
   static void CreateEntry(net::CacheType cache_type,
@@ -130,6 +131,7 @@ class SimpleSynchronousEntry {
                           const std::string& key,
                           uint64_t entry_hash,
                           bool had_index,
+                          const base::TimeTicks& start_time,
                           SimpleEntryCreationResults* out_results);
 
   // Deletes an entry from the file system without affecting the state of the