Revert index buffers to dirty flag instead of timestamps (#2927)

platform/android/MapLibreAndroid/src/cpp/map_renderer.cpp

@@ -13,27 +13,6 @@
 #include "android_renderer_backend.hpp"
 #include "map_renderer_runnable.hpp"
 
-#if MLN_RENDER_BACKEND_OPENGL
-#include <sys/system_properties.h>
-
-namespace {
-std::string androidSysProp(const char* key) {
-    assert(strlen(key) < PROP_NAME_MAX);
-    if (__system_property_find(key) == nullptr) {
-        return "";
-    }
-    char prop[PROP_VALUE_MAX + 1];
-    __system_property_get(key, prop);
-    return prop;
-}
-
-bool inEmulator() {
-    return androidSysProp("ro.kernel.qemu") == "1" || androidSysProp("ro.boot.qemu") == "1" ||
-           androidSysProp("ro.hardware.egl") == "emulation";
-}
-} // namespace
-#endif
-
 namespace mbgl {
 namespace android {
 
@@ -253,14 +232,6 @@ void MapRenderer::onSurfaceCreated(JNIEnv& env, const jni::Object<AndroidSurface
     renderer = std::make_unique<Renderer>(backend->getImpl(), pixelRatio, localIdeographFontFamily);
     rendererRef = std::make_unique<ActorRef<Renderer>>(*renderer, mailboxData.getMailbox());
 
-#if MLN_RENDER_BACKEND_OPENGL
-    // If we're running the emulator with the OpenGL backend, we're going to crash eventually,
-    // unless we enable this mitigation.
-    if (inEmulator()) {
-        renderer->enableAndroidEmulatorGoldfishMitigation(true);
-    }
-#endif
-
     backend->setSwapBehavior(swapBehaviorFlush ? gfx::Renderable::SwapBehaviour::Flush
                                                : gfx::Renderable::SwapBehaviour::NoFlush);