Add constructors to WebInputEvents and setters so we can work at cleaning up these public structs.

third_party/WebKit/Source/platform/scheduler/renderer/renderer_scheduler_impl_unittest.cc

Index: third_party/WebKit/Source/platform/scheduler/renderer/renderer_scheduler_impl_unittest.cc
diff --git a/third_party/WebKit/Source/platform/scheduler/renderer/renderer_scheduler_impl_unittest.cc b/third_party/WebKit/Source/platform/scheduler/renderer/renderer_scheduler_impl_unittest.cc
index bd05e458b024a57b3efa6b3c480dcaf914e5ad9a..58ab2ae4f94976b33e87eb020ddbe3364b36e339 100644
--- a/third_party/WebKit/Source/platform/scheduler/renderer/renderer_scheduler_impl_unittest.cc
+++ b/third_party/WebKit/Source/platform/scheduler/renderer/renderer_scheduler_impl_unittest.cc
@@ -28,16 +28,12 @@ namespace scheduler {
 namespace {
 class FakeInputEvent : public blink::WebInputEvent {
  public:
-  explicit FakeInputEvent(blink::WebInputEvent::Type event_type)
-      : WebInputEvent(sizeof(FakeInputEvent)) {
-    type = event_type;
-  }
-
-  FakeInputEvent(blink::WebInputEvent::Type event_type, int event_modifiers)
-      : WebInputEvent(sizeof(FakeInputEvent)) {
-    type = event_type;
-    modifiers = event_modifiers;
-  }
+  explicit FakeInputEvent(blink::WebInputEvent::Type event_type,
+                          int modifiers = WebInputEvent::NoModifiers)
+      : WebInputEvent(sizeof(FakeInputEvent),
+                      event_type,
+                      modifiers,
+                      WebInputEvent::TimeStampForTesting) {}
 };
 
 void AppendToVectorTestTask(std::vector<std::string>* vector,