Removed cached instance handle.

src/win32_init.c

@@ -179,8 +179,6 @@ int _glfwPlatformInit(void)
     _control87(MCW_EM, MCW_EM);
 #endif
 
-    _glfw.win32.instance = GetModuleHandle(NULL);
-
     // Save the original gamma ramp
     _glfw.originalRampSize = 256;
     _glfwPlatformGetGammaRamp(&_glfw.originalRamp);
@@ -204,7 +202,7 @@ void _glfwPlatformTerminate(void)
 
     if (_glfw.win32.classAtom)
     {
-        UnregisterClass(_GLFW_WNDCLASSNAME, _glfw.win32.instance);
+        UnregisterClass(_GLFW_WNDCLASSNAME, GetModuleHandle(NULL));
         _glfw.win32.classAtom = 0;
     }
 

src/win32_platform.h

@@ -157,7 +157,6 @@ typedef struct _GLFWwindowWin32
 //------------------------------------------------------------------------
 typedef struct _GLFWlibraryWin32
 {
-    HINSTANCE           instance;
     ATOM                classAtom;
     DWORD               foregroundLockTimeout;
     char*               clipboardString;

src/win32_window.c

@@ -680,14 +680,14 @@ static ATOM registerWindowClass(void)
     wc.lpfnWndProc   = (WNDPROC) windowProc;          // Message handler
     wc.cbClsExtra    = 0;                             // No extra class data
     wc.cbWndExtra    = sizeof(void*) + sizeof(int);   // Make room for one pointer
-    wc.hInstance     = _glfw.win32.instance;          // Set instance
+    wc.hInstance     = GetModuleHandle(NULL);         // Set instance
     wc.hCursor       = LoadCursor(NULL, IDC_ARROW);   // Load arrow pointer
     wc.hbrBackground = NULL;                          // No background
     wc.lpszMenuName  = NULL;                          // No menu
     wc.lpszClassName = _GLFW_WNDCLASSNAME;            // Set class name
 
     // Load user-provided icon if available
-    wc.hIcon = LoadIcon(_glfw.win32.instance, L"GLFW_ICON");
+    wc.hIcon = LoadIcon(GetModuleHandle(NULL), L"GLFW_ICON");
     if (!wc.hIcon)
     {
         // Load default icon
@@ -774,7 +774,7 @@ static int createWindow(_GLFWwindow* window,
                                           fullHeight,            // Decorated window height
                                           NULL,                  // No parent window
                                           NULL,                  // No menu
-                                          _glfw.win32.instance,
+                                          GetModuleHandle(NULL),
                                           window);  // Pass GLFW window to WM_CREATE
 
     free(wideTitle);