CommandEntry: Initialize 'enabled' field

We have the other fields of this struct initialized in the
constructor, so for consistency, we initialize this one as well.

Test: TreeHugger
Change-Id: I076033567abc9df1b74651a0c103912a105205d9
diff --git a/services/inputflinger/dispatcher/Entry.cpp b/services/inputflinger/dispatcher/Entry.cpp
index d8a6548..7957a57 100644
--- a/services/inputflinger/dispatcher/Entry.cpp
+++ b/services/inputflinger/dispatcher/Entry.cpp
@@ -271,7 +271,8 @@
         keyEntry(nullptr),
         userActivityEventType(0),
         seq(0),
-        handled(false) {}
+        handled(false),
+        enabled(false) {}
 
 CommandEntry::~CommandEntry() {}