Bulk fixes to get Mac Test Shell more compile-happy.

webkit/tools/test_shell/event_sending_controller.h

Index: webkit/tools/test_shell/event_sending_controller.h
===================================================================
--- webkit/tools/test_shell/event_sending_controller.h	(revision 1852)
+++ webkit/tools/test_shell/event_sending_controller.h	(working copy)
@@ -13,15 +13,18 @@
   WebKit/WebKitTools/DumpRenderTree/EventSendingController.m
 */
 
-#ifndef WEBKIT_TOOLS_TEST_SHELL_EVENT_SENDING_CONTROLLER_H__
-#define WEBKIT_TOOLS_TEST_SHELL_EVENT_SENDING_CONTROLLER_H__
+#ifndef WEBKIT_TOOLS_TEST_SHELL_EVENT_SENDING_CONTROLLER_H_
+#define WEBKIT_TOOLS_TEST_SHELL_EVENT_SENDING_CONTROLLER_H_
 
+#include "build/build_config.h"
 #include "base/gfx/point.h"
 #include "webkit/glue/cpp_bound_class.h"
 #include "webkit/glue/webinputevent.h"
 
+#if defined(OS_WIN)
 struct IDataObject;
 struct IDropSource;
+#endif
 class TestShell;
 class WebView;
 
@@ -34,8 +37,10 @@
   // Resets some static variable state.
   void Reset();
 
+#if defined(OS_WIN)
   // Simulate Windows' drag&drop system call.
   static void DoDragDrop(IDataObject* drag_data);
+#endif
 
   // JS callback methods.
   void mouseDown(const CppArgumentList& args, CppVariant* result);
@@ -84,5 +89,5 @@
   static WebMouseEvent::Button pressed_button_;
 };
 
-#endif  // WEBKIT_TOOLS_TEST_SHELL_EVENT_SENDING_CONTROLLER_H__
+#endif  // WEBKIT_TOOLS_TEST_SHELL_EVENT_SENDING_CONTROLLER_H_