Don't set a null current WGL context in the Surface destructor.

By setting a null current context, there is a brief window where all GL calls will fail. Since there is only one WGL context, just leave in on the unreferenced window until a new window is made current. BUG=angleproject:890 Change-Id: I51eadf23ca61e274f7d174ac5a9e0592bcdadebc Reviewed-on: https://chromium-review.googlesource.com/265483Reviewed-by: Kenneth Russell <kbr@chromium.org> Reviewed-by: Brandon Jones <bajones@chromium.org> Tested-by: Geoff Lang <geofflang@chromium.org>

Don't set a null current WGL context in the Surface destructor.
a836e883 · Geoff Lang · b1eee7af · a836e883
Commit a836e883 authored Apr 13, 2015 by Geoff Lang
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WindowSurfaceWGL.cpp src/libANGLE/renderer/gl/wgl/WindowSurfaceWGL.cpp +0 -1

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--- a/src/libANGLE/renderer/gl/wgl/WindowSurfaceWGL.cpp
+++ b/src/libANGLE/renderer/gl/wgl/WindowSurfaceWGL.cpp
@@ -33,7 +33,6 @@ WindowSurfaceWGL::~WindowSurfaceWGL()
    mPixelFormat = 0;
    mShareWGLContext = nullptr;
-    mFunctionsWGL->makeCurrent(mChildDeviceContext, nullptr);
    ReleaseDC(mChildWindow, mChildDeviceContext);
    mChildDeviceContext = nullptr;