FrameCapture: Disable GL_OES_mapbuffer during capture

Test: Capture PUBG Mobile Lite
Bug: b/159238311
Bug: b/165824228
Change-Id: Idb9c29a963585c2f56e2fd134d77ee72bd2c53cb
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2504826
Commit-Queue: Cody Northrop <cnorthrop@google.com>
Reviewed-by: Courtney Goeltzenleuchter <courtneygo@google.com>
Reviewed-by: Jamie Madill <jmadill@chromium.org>

src/libANGLE/Context.cpp

@@ -3496,9 +3496,11 @@ void Context::initCaps()
                << std::endl;
         mDisplay->overrideFrontendFeatures({"disable_program_binary"}, true);
 
-        INFO() << "Disabling GL_EXT_map_buffer_range during capture, it is not supported on "
+        INFO() << "Disabling GL_EXT_map_buffer_range and GL_OES_mapbuffer during capture, which "
-               << "some native drivers" << std::endl;
+                  "are not supported on some native drivers"
+               << std::endl;
         mState.mExtensions.mapBufferRange = false;
+        mState.mExtensions.mapBufferOES   = false;
     }
 
     // Disable support for OES_get_program_binary