Bug 1240730 - Initialize all GLXLibrary members in the ctor. r=mattwoodrow

gfx/gl/GLXLibrary.h

@@ -32,13 +32,36 @@ namespace gl {
 class GLXLibrary
 {
 public:
-    GLXLibrary() : mInitialized(false), mTriedInitializing(false),
-                   mUseTextureFromPixmap(false), mDebug(false),
-                   mHasRobustness(false), mHasCreateContextAttribs(false),
-                   mIsATI(false), mIsNVIDIA(false),
-                   mClientIsMesa(false), mGLXMajorVersion(0),
-                   mGLXMinorVersion(0),
-                   mOGLLibrary(nullptr) {}
+    GLXLibrary()
+    : xDestroyContextInternal(nullptr)
+    , xMakeCurrentInternal(nullptr)
+    , xGetCurrentContextInternal(nullptr)
+    , xGetProcAddressInternal(nullptr)
+    , xChooseFBConfigInternal(nullptr)
+    , xGetFBConfigsInternal(nullptr)
+    , xCreateNewContextInternal(nullptr)
+    , xGetFBConfigAttribInternal(nullptr)
+    , xSwapBuffersInternal(nullptr)
+    , xQueryExtensionsStringInternal(nullptr)
+    , xGetClientStringInternal(nullptr)
+    , xQueryServerStringInternal(nullptr)
+    , xCreatePixmapInternal(nullptr)
+    , xCreateGLXPixmapWithConfigInternal(nullptr)
+    , xDestroyPixmapInternal(nullptr)
+    , xQueryVersionInternal(nullptr)
+    , xBindTexImageInternal(nullptr)
+    , xReleaseTexImageInternal(nullptr)
+    , xWaitGLInternal(nullptr)
+    , xWaitXInternal(nullptr)
+    , xCreateContextAttribsInternal(nullptr)
+    , mInitialized(false), mTriedInitializing(false)
+    , mUseTextureFromPixmap(false), mDebug(false)
+    , mHasRobustness(false), mHasCreateContextAttribs(false)
+    , mIsATI(false), mIsNVIDIA(false)
+    , mClientIsMesa(false), mGLXMajorVersion(0)
+    , mGLXMinorVersion(0)
+    , mOGLLibrary(nullptr)
+    {}
 
     void xDestroyContext(Display* display, GLXContext context);
     Bool xMakeCurrent(Display* display,