[cros] RlzValueStore made protected by a cross-process lock and not persisted over browser lifetime…

rlz/lib/rlz_lib.h

Index: rlz/lib/rlz_lib.h
diff --git a/rlz/lib/rlz_lib.h b/rlz/lib/rlz_lib.h
index 956fc9e63f361d22dcaf85aff5b8f55bda791be1..1f8be5ca2d54966ea258d4742abfdc1a05a2464d 100644
--- a/rlz/lib/rlz_lib.h
+++ b/rlz/lib/rlz_lib.h
@@ -44,12 +44,6 @@
 #endif
 #endif
 
-#if defined(OS_CHROMEOS)
-namespace base {
-class SequencedTaskRunner;
-}  // namespace base
-#endif
-
 #if defined(RLZ_NETWORK_IMPLEMENTATION_CHROME_NET)
 namespace net {
 class URLRequestContextGetter;
@@ -77,15 +71,6 @@ const size_t kMaxPingResponseLength = 0x4000;  // 16K
 bool RLZ_LIB_API SetURLRequestContext(net::URLRequestContextGetter* context);
 #endif
 
-#if defined(OS_CHROMEOS)
-// Set the MessageLoopProxy used by RLZ store to run I/O tasks on. Should be
-// called before any other API calls.
-void RLZ_LIB_API SetIOTaskRunner(base::SequencedTaskRunner* io_task_runner);
-
-// Must be invoked during shutdown to finish any remaining tasks.
-void RLZ_LIB_API CleanupRlz();
-#endif
-
 // RLZ storage functions.
 
 // Get all the events reported by this product as a CGI string to append to