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

third_party/WebKit/Source/web/tests/ImeOnFocusTest.cpp

Index: third_party/WebKit/Source/web/tests/ImeOnFocusTest.cpp
diff --git a/third_party/WebKit/Source/web/tests/ImeOnFocusTest.cpp b/third_party/WebKit/Source/web/tests/ImeOnFocusTest.cpp
index 830283f592765b3bd9ff228f35d521bc4a1e1374..2d7d55249c36d9e96f959714635a9bb8d23ea9bc 100644
--- a/third_party/WebKit/Source/web/tests/ImeOnFocusTest.cpp
+++ b/third_party/WebKit/Source/web/tests/ImeOnFocusTest.cpp
@@ -63,8 +63,9 @@ class ImeOnFocusTest : public ::testing::Test {
 };
 
 void ImeOnFocusTest::sendGestureTap(WebView* webView, IntPoint clientPoint) {
-  WebGestureEvent webGestureEvent;
-  webGestureEvent.type = WebInputEvent::GestureTap;
+  WebGestureEvent webGestureEvent(WebInputEvent::GestureTap,
+                                  WebInputEvent::NoModifiers,
+                                  WebInputEvent::TimeStampForTesting);
   // GestureTap is only ever from touch screens.
   webGestureEvent.sourceDevice = WebGestureDeviceTouchscreen;
   webGestureEvent.x = clientPoint.x();