Remove a bunch of NPAPI quirks and related support code

content/renderer/npapi/webplugin_impl.h

Index: content/renderer/npapi/webplugin_impl.h
diff --git a/content/renderer/npapi/webplugin_impl.h b/content/renderer/npapi/webplugin_impl.h
index 3e695e61de08b87b547321b4c2f61b0e19746e87..8d54cc3bef34332fe25e7349b62ee486db990afb 100644
--- a/content/renderer/npapi/webplugin_impl.h
+++ b/content/renderer/npapi/webplugin_impl.h
@@ -110,12 +110,6 @@ class WebPluginImpl : public WebPlugin,
   void DidStartLoading() override;
   void DidStopLoading() override;
   bool IsOffTheRecord() override;
-#if defined(OS_WIN)
-  void SetWindowlessData(HANDLE pump_messages_event,
-                         gfx::NativeViewId dummy_activation_window) override {}
-  void ReparentPluginWindow(HWND window, HWND parent) { }
-  void ReportExecutableMemory(size_t size) { }
-#endif
 #if defined(OS_MACOSX)
   WebPluginAcceleratedSurface* GetAcceleratedSurface(
       gfx::GpuPreference gpu_preference) override;