--- a/gfx/gl/GLContext.cpp
+++ b/gfx/gl/GLContext.cpp
@@ -3067,26 +3067,26 @@ GetBytesPerTexel(GLenum format, GLenum t
             case LOCAL_GL_ALPHA:
             case LOCAL_GL_LUMINANCE:
                 return 1 * multiplier;
             case LOCAL_GL_LUMINANCE_ALPHA:
                 return 2 * multiplier;
             case LOCAL_GL_RGB:
                 return 3 * multiplier;
             case LOCAL_GL_RGBA:
+            case LOCAL_GL_BGRA_EXT:
                 return 4 * multiplier;
             default:
                 break;
         }
     } else if (type == LOCAL_GL_UNSIGNED_SHORT_4_4_4_4 ||
                type == LOCAL_GL_UNSIGNED_SHORT_5_5_5_1 ||
                type == LOCAL_GL_UNSIGNED_SHORT_5_6_5)
     {
         return 2;
     }
 
     gfxCriticalError() << "Unknown texture type " << type << " or format " << format;
-    MOZ_CRASH();
     return 0;
 }
 
 } /* namespace gl */
 } /* namespace mozilla */