Add SyntheticPointerActionParams used in Chromedriver extension

content/common/input/input_param_traits.cc

Index: content/common/input/input_param_traits.cc
diff --git a/content/common/input/input_param_traits.cc b/content/common/input/input_param_traits.cc
index 80a68ad2e74658383350ed2ff8357ed8cc07de1b..076d54ace06b61a9e3152a2c6f713d2d939a1b4b 100644
--- a/content/common/input/input_param_traits.cc
+++ b/content/common/input/input_param_traits.cc
@@ -8,6 +8,7 @@
 
 #include "content/common/content_param_traits.h"
 #include "content/common/input/synthetic_pinch_gesture_params.h"
+#include "content/common/input/synthetic_pointer_action_params.h"
 #include "content/common/input/synthetic_smooth_drag_gesture_params.h"
 #include "content/common/input/synthetic_smooth_scroll_gesture_params.h"
 #include "content/common/input/web_input_event_traits.h"
@@ -76,6 +77,10 @@ void ParamTraits<content::SyntheticGesturePacket>::Write(base::Pickle* m,
       WriteParam(m, *content::SyntheticTapGestureParams::Cast(
           p.gesture_params()));
       break;
+    case content::SyntheticGestureParams::POINTER_ACTION:
+      WriteParam(
+          m, *content::SyntheticPointerActionParams::Cast(p.gesture_params()));
+      break;
   }
 }
 
@@ -105,6 +110,11 @@ bool ParamTraits<content::SyntheticGesturePacket>::Read(
       gesture_params =
           ReadGestureParams<content::SyntheticTapGestureParams>(m, iter);
       break;
+    case content::SyntheticGestureParams::POINTER_ACTION: {
+      gesture_params =
+          ReadGestureParams<content::SyntheticPointerActionParams>(m, iter);
+      break;
+    }
     default:
       return false;
   }
@@ -138,6 +148,10 @@ void ParamTraits<content::SyntheticGesturePacket>::Log(const param_type& p,
           *content::SyntheticTapGestureParams::Cast(p.gesture_params()),
           l);
       break;
+    case content::SyntheticGestureParams::POINTER_ACTION:
+      LogParam(*content::SyntheticPointerActionParams::Cast(p.gesture_params()),
+               l);
+      break;
   }
 }