Allow Dispatching Unknown keys

Change-Id: I5c6e10550a03b6875adc0ef7495fbf9608193d33

src/third_party/starboard/rdk/shared/ess_input.cc

diff --git a/src/third_party/starboard/rdk/shared/ess_input.cc b/src/third_party/starboard/rdk/shared/ess_input.cc
index 341cfe6..cbf5bc8 100644
--- a/src/third_party/starboard/rdk/shared/ess_input.cc
+++ b/src/third_party/starboard/rdk/shared/ess_input.cc
@@ -409,10 +409,10 @@
 
 void EssInput::CreateKey(unsigned int key, SbInputEventType type, unsigned int modifiers, bool repeatable) {
   SbKey sb_key = KeyCodeToSbKey(key);
-  if (sb_key == kSbKeyUnknown) {
-    DeleteRepeatKey();
-    return;
-  }
+  // if (sb_key == kSbKeyUnknown) {
+  //   DeleteRepeatKey();
+  //   return;
+  // }
 
   SbInputData* data = new SbInputData();
   memset(data, 0, sizeof(*data));