Rename SyntheticPointer to SyntheticPointerDriver

tools/ipc_fuzzer/fuzzer/fuzzer.cc

Index: tools/ipc_fuzzer/fuzzer/fuzzer.cc
diff --git a/tools/ipc_fuzzer/fuzzer/fuzzer.cc b/tools/ipc_fuzzer/fuzzer/fuzzer.cc
index d7ebc4f1b6db03fa52c5f1c091754a584d241c7f..1a290780436b91b07f9d65b322b3dfe811344527 100644
--- a/tools/ipc_fuzzer/fuzzer/fuzzer.cc
+++ b/tools/ipc_fuzzer/fuzzer/fuzzer.cc
@@ -954,7 +954,8 @@ struct FuzzTraits<content::SyntheticGesturePacket> {
         if (!FuzzParam(&index, fuzzer))
           return false;
         content::SyntheticPointerActionParams* params =
-            new content::SyntheticPointerActionParams(action_type);
+            new content::SyntheticPointerActionParams();
+        params->set_pointer_action_type(action_type);
         params->set_position(position);
         params->set_index(index);
         gesture_params.reset(params);