Set PointerType of pointer event on Windows.

content/browser/renderer_host/input/web_input_event_unittest.cc

Index: content/browser/renderer_host/input/web_input_event_unittest.cc
diff --git a/content/browser/renderer_host/input/web_input_event_unittest.cc b/content/browser/renderer_host/input/web_input_event_unittest.cc
index 57d03a1387aef347a3f5278dcafafd0782117968..f1cbb0e98301adbff5d7a5cfc76a544644b6e0dd 100644
--- a/content/browser/renderer_host/input/web_input_event_unittest.cc
+++ b/content/browser/renderer_host/input/web_input_event_unittest.cc
@@ -33,9 +33,9 @@ TEST(WebInputEventBuilderTest, TestMouseEventScale) {
   command_line->AppendSwitchASCII(switches::kForceDeviceScaleFactor, "2");
 
   // Synthesize a mouse move with x = 300 and y = 200.
-  WebMouseEvent mouse_move =
-      WebMouseEventBuilder::Build(::GetDesktopWindow(), WM_MOUSEMOVE, 0,
-                                  MAKELPARAM(300, 200), 100);
+  WebMouseEvent mouse_move = WebMouseEventBuilder::Build(
+      ::GetDesktopWindow(), WM_MOUSEMOVE, 0, MAKELPARAM(300, 200), 100,
+      blink::WebPointerProperties::PointerType::Mouse);
 
   // The WebMouseEvent.x, WebMouseEvent.y, WebMouseEvent.windowX and
   // WebMouseEvent.windowY fields should be in pixels on return and hence
@@ -51,6 +51,9 @@ TEST(WebInputEventBuilderTest, TestMouseEventScale) {
   EXPECT_EQ(150, mouse_move.globalX);
   EXPECT_EQ(100, mouse_move.globalY);
 
+  EXPECT_EQ(blink::WebPointerProperties::PointerType::Mouse,
+            mouse_move.pointerType);
+
   command_line->AppendSwitchASCII(switches::kForceDeviceScaleFactor, "1");
   display::Display::ResetForceDeviceScaleFactorForTesting();
 }