GL: removed deprecated Context::DetectedDriver aliases.

Deprecated since 2017.

doc/changelog.dox

@@ -312,6 +312,10 @@ See also:
     @ref GL::Buffer::subData() and @ref GL::Buffer::map() deprecated since
     2017. Use the non-templated versions together with
     @ref Corrade::Containers::arrayCast().
+-   Removed @cpp GL::Context::DetectedDriver::AMD @ce and
+    @cpp GL::Context::DetectedDriver::ProbablyAngle @ce aliases deprecated
+    since 2017, use consistently-named @ref GL::Context::DetectedDriver::Amd
+    and @ref GL::Context::DetectedDriver::Angle instead
 -   Removed the `Shapes` library together with `DebugTools::ShapeRenderer`,
     which was a failed design experiment deprecated since version 2018.10
     (see [mosra/magnum#148](https://github.com/mosra/magnum/issues/148))

src/Magnum/GL/Context.h

@@ -314,13 +314,6 @@ class MAGNUM_GL_EXPORT Context {
              *      intentionally hide most of the driver information.
              */
             Amd = 1 << 0,
-
-            #ifdef MAGNUM_BUILD_DEPRECATED
-            /** @copydoc DetectedDriver::Amd
-             * @deprecated Use @ref DetectedDriver::Amd instead.
-             */
-            AMD CORRADE_DEPRECATED_ENUM("use DetectedDriver::Amd instead") = UnsignedShort(DetectedDriver::Amd),
-            #endif
             #endif
 
             #if defined(MAGNUM_TARGET_GLES) || defined(DOXYGEN_GENERATING_OUTPUT)
@@ -333,13 +326,6 @@ class MAGNUM_GL_EXPORT Context {
              * @requires_gles ANGLE doesn't support desktop OpenGL contexts.
              */
             Angle = 1 << 1,
-
-            #ifdef MAGNUM_BUILD_DEPRECATED
-            /** @copydoc DetectedDriver::Angle
-             * @deprecated Use @ref DetectedDriver::Angle instead.
-             */
-            ProbablyAngle CORRADE_DEPRECATED_ENUM("use DetectedDriver::Angle instead") = UnsignedShort(DetectedDriver::Angle),
-            #endif
             #endif
 
             #ifndef MAGNUM_TARGET_WEBGL