Collapse the API surface on WebInputEvent via accessor functions.

content/common/content_param_traits.cc

Index: content/common/content_param_traits.cc
diff --git a/content/common/content_param_traits.cc b/content/common/content_param_traits.cc
index 6cff525a3d340256d7c1a89a7366cebc61ad6d12..d38e9310fed42b5a1c7c59e42c2048b16ce480ba 100644
--- a/content/common/content_param_traits.cc
+++ b/content/common/content_param_traits.cc
@@ -14,12 +14,12 @@ namespace IPC {
 
 void ParamTraits<WebInputEventPointer>::GetSize(base::PickleSizer* s,
                                                 const param_type& p) {
-  s->AddData(p->size);
+  s->AddData(p->size());
 }
 
 void ParamTraits<WebInputEventPointer>::Write(base::Pickle* m,
                                               const param_type& p) {
-  m->WriteData(reinterpret_cast<const char*>(p), p->size);
+  m->WriteData(reinterpret_cast<const char*>(p), p->size());
 }
 
 bool ParamTraits<WebInputEventPointer>::Read(const base::Pickle* m,
@@ -37,12 +37,12 @@ bool ParamTraits<WebInputEventPointer>::Read(const base::Pickle* m,
   }
   param_type event = reinterpret_cast<param_type>(data);
   // Check that the data size matches that of the event.
-  if (data_length != static_cast<int>(event->size)) {
+  if (data_length != static_cast<int>(event->size())) {
     NOTREACHED();
     return false;
   }
   const size_t expected_size_for_type =
-      ui::WebInputEventTraits::GetSize(event->type);
+      ui::WebInputEventTraits::GetSize(event->type());
   if (data_length != static_cast<int>(expected_size_for_type)) {
     NOTREACHED();
     return false;
@@ -54,11 +54,11 @@ bool ParamTraits<WebInputEventPointer>::Read(const base::Pickle* m,
 void ParamTraits<WebInputEventPointer>::Log(const param_type& p,
                                             std::string* l) {
   l->append("(");
-  LogParam(p->size, l);
+  LogParam(p->size(), l);
   l->append(", ");
-  LogParam(p->type, l);
+  LogParam(p->type(), l);
   l->append(", ");
-  LogParam(p->timeStampSeconds, l);
+  LogParam(p->timeStampSeconds(), l);
   l->append(")");
 }