Move a bunch of windows stuff from ui/base/win to ui/gfx/win

ui/base/win/mouse_wheel_util.cc

Index: ui/base/win/mouse_wheel_util.cc
diff --git a/ui/base/win/mouse_wheel_util.cc b/ui/base/win/mouse_wheel_util.cc
index 941c069e005b4912f3104dab7b4dfd89f1668881..223e3a8ee5002d48d4b9d398b4e18380b197171b 100644
--- a/ui/base/win/mouse_wheel_util.cc
+++ b/ui/base/win/mouse_wheel_util.cc
@@ -8,7 +8,7 @@
 
 #include "base/auto_reset.h"
 #include "ui/base/view_prop.h"
-#include "ui/base/win/hwnd_util.h"
+#include "ui/gfx/win/hwnd_util.h"
 
 namespace ui {
 
@@ -31,7 +31,7 @@ static bool WindowSupportsRerouteMouseWheel(HWND window) {
 }
 
 static bool IsCompatibleWithMouseWheelRedirection(HWND window) {
-  std::wstring class_name = GetClassName(window);
+  std::wstring class_name = gfx::GetClassName(window);
   // Mousewheel redirection to comboboxes is a surprising and
   // undesireable user behavior.
   return !(class_name == L"ComboBox" ||
@@ -39,7 +39,7 @@ static bool IsCompatibleWithMouseWheelRedirection(HWND window) {
 }
 
 static bool CanRedirectMouseWheelFrom(HWND window) {
-  std::wstring class_name = GetClassName(window);
+  std::wstring class_name = gfx::GetClassName(window);
 
   // Older Thinkpad mouse wheel drivers create a window under mouse wheel
   // pointer. Detect if we are dealing with this window. In this case we