FBTF: Move virtual methods to implementation files.

base/watchdog.cc

Index: base/watchdog.cc
diff --git a/base/watchdog.cc b/base/watchdog.cc
index d78ec0ce931ed4b8efb974073af404b41e2b9771..b20d9faebfcdd57e70947f26e0077aeff58dac67 100644
--- a/base/watchdog.cc
+++ b/base/watchdog.cc
@@ -5,6 +5,7 @@
 #include "base/watchdog.h"
 
 #include "base/compiler_specific.h"
+#include "base/logging.h"
 #include "base/platform_thread.h"
 
 using base::TimeDelta;
@@ -72,6 +73,10 @@ void Watchdog::Disarm() {
   // will check its state and time, and act accordingly.
 }
 
+void Watchdog::Alarm() {
+  DLOG(INFO) << "Watchdog alarmed for " << thread_watched_name_;
+}
+
 //------------------------------------------------------------------------------
 // Internal private methods that the watchdog thread uses.