fix[2222341] Soft reset while going back from camcorder settings

add a way to convert a mapped "pushbuffer" buffer to a gralloc handle
which then can be safely used by surfaceflinger, without including
gralloc_priv.h
diff --git a/opengl/libs/EGL/egl.cpp b/opengl/libs/EGL/egl.cpp
index 5efecb0..c22c21b 100644
--- a/opengl/libs/EGL/egl.cpp
+++ b/opengl/libs/EGL/egl.cpp
@@ -1677,7 +1677,7 @@
         } else {
             // In case of success, we need to clear all error flags
             // (especially those caused by the implementation that didn't
-            // succeed). TODO: we could about this if we knew this was
+            // succeed). TODO: we could avoid this if we knew this was
             // a "full" success (all implementation succeeded).
             eglGetError();
         }