Rename OpenGL event to GraphicsBackend (#4515)

src/mln/gl/debugging_extension.cpp

@@ -98,7 +98,7 @@ void Debugging::DebugCallback(GLenum source,
     }
     const std::string logMsg = "GL_" + strSource + " GL_" + strType + " " + std::to_string(id) + " GL_" + strSeverity +
                                " - " + message;
-    mln::Log::Record(evtSeverity, mln::Event::OpenGL, logMsg);
+    mln::Log::Record(evtSeverity, mln::Event::GraphicsBackend, logMsg);
 }
 
 } // namespace extension

src/mln/platform/gl_functions.cpp

@@ -9,7 +9,7 @@ namespace platform {
 #ifndef NDEBUG
 void glCheckError(const char* cmd, const char* file, int line) {
     if (GLenum err = glGetError()) {
-        Log::Warning(Event::OpenGL,
+        Log::Warning(Event::GraphicsBackend,
                      "Error" + std::to_string(err) + ": " + cmd + " - " + file + ":" + std::to_string(line));
     }
 }

src/mln/renderer/render_layer.cpp

@@ -95,7 +95,7 @@ void RenderLayer::checkRenderability(const PaintParameters& parameters, const ui
     }
 
     if (activeBindingCount > parameters.context.maximumVertexBindingCount) {
-        Log::Error(Event::OpenGL,
+        Log::Error(Event::GraphicsBackend,
                    "The layer '" + getID() +
                        "' uses more data-driven properties than the current device "
                        "supports, and will have rendering errors. To ensure "
@@ -105,7 +105,7 @@ void RenderLayer::checkRenderability(const PaintParameters& parameters, const ui
                        " fewer data driven properties in this layer.");
         hasRenderFailures = true;
     } else if (activeBindingCount > gfx::Context::minimumRequiredVertexBindingCount) {
-        Log::Warning(Event::OpenGL,
+        Log::Warning(Event::GraphicsBackend,
                      "The layer '" + getID() +
                          "' uses more data-driven properties than some devices may "
                          "support. "

src/mln/shaders/gl/legacy/program_base.hpp

@@ -121,7 +121,7 @@ public:
                                                            gl::AttributeKey<AttributeList>::defines(attributeBindings)))
                          .first;
             } catch (const std::runtime_error& e) {
-                Log::Error(Event::OpenGL, e.what());
+                Log::Error(Event::GraphicsBackend, e.what());
                 failedInstances.insert(key);
                 return false;
             }

src/mln/util/event.cpp

@@ -25,7 +25,7 @@ MBGL_DEFINE_ENUM(Event,
                      {Event::HttpRequest, "HttpRequest"},
                      {Event::Sprite, "Sprite"},
                      {Event::Image, "Image"},
-                     {Event::OpenGL, "OpenGL"},
+                     {Event::GraphicsBackend, "GraphicsBackend"},
                      {Event::JNI, "JNI"},
                      {Event::Android, "Android"},
                      {Event::Crash, "Crash"},