diff --git a/gfx/gl/GLContext.cpp b/gfx/gl/GLContext.cpp
index 2a8bff4bb78a..29739e70f16b 100644
--- a/gfx/gl/GLContext.cpp
+++ b/gfx/gl/GLContext.cpp
@@ -904,8 +904,6 @@ bool GLContext::InitWithPrefixImpl(const char* prefix, bool trygl) {
   }
 #endif
 
-  mMaxTextureImageSize = mMaxTextureSize;
-
   if (IsSupported(GLFeature::framebuffer_multisample)) {
     fGetIntegerv(LOCAL_GL_MAX_SAMPLES, (GLint*)&mMaxSamples);
   }
diff --git a/gfx/gl/GLContext.h b/gfx/gl/GLContext.h
index 3c6d9efe5213..9aa241ca294f 100644
--- a/gfx/gl/GLContext.h
+++ b/gfx/gl/GLContext.h
@@ -3454,8 +3454,6 @@ class GLContext : public GLLibraryLoader,
   static bool ListHasExtension(const GLubyte* extensions,
                                const char* extension);
 
-  GLint GetMaxTextureImageSize() { return mMaxTextureImageSize; }
-
  public:
   std::map<GLuint, SharedSurface*> mFBOMapping;
 
@@ -3586,7 +3584,6 @@ class GLContext : public GLLibraryLoader,
   uint32_t mMaxTexOrRbSize = 0;
   GLint mMaxTextureSize = 0;
   GLint mMaxCubeMapTextureSize = 0;
-  GLint mMaxTextureImageSize = 0;
   GLint mMaxRenderbufferSize = 0;
   GLint mMaxViewportDims[2] = {};
   GLsizei mMaxSamples = 0;
diff --git a/gfx/gl/GLContextProviderEGL.cpp b/gfx/gl/GLContextProviderEGL.cpp
index 542bcacefff6..68786a6f7286 100644
--- a/gfx/gl/GLContextProviderEGL.cpp
+++ b/gfx/gl/GLContextProviderEGL.cpp
@@ -361,10 +361,6 @@ bool GLContextEGL::Init() {
     return false;
   }
 
-  static_assert(sizeof(GLint) >= sizeof(int32_t),
-                "GLint is smaller than int32_t");
-  mMaxTextureImageSize = INT32_MAX;
-
   mShareWithEGLImage = mEgl->HasKHRImageBase() &&
                        mEgl->HasKHRImageTexture2D() &&
                        IsExtensionSupported(OES_EGL_image);