Texture3D copy to level

Bug 19126833

Change-Id: I6da0f1a3d09ab8f510f6f5b2600d911095e02a43
Reviewed-on: https://swiftshader-review.googlesource.com/2200
Tested-by: Alexis Hétu <sugoi@google.com>
Reviewed-by: Nicolas Capens <capn@google.com>
diff --git a/src/OpenGL/libGLESv2/libGLESv2.cpp b/src/OpenGL/libGLESv2/libGLESv2.cpp
index abd0280..9cb3f10 100644
--- a/src/OpenGL/libGLESv2/libGLESv2.cpp
+++ b/src/OpenGL/libGLESv2/libGLESv2.cpp
@@ -4340,8 +4340,8 @@
 			texture = context->getTextureCubeMap();

 			break;

 		case GL_TEXTURE_EXTERNAL_OES:

-				texture = context->getTextureExternal();

-				break;

+			texture = context->getTextureExternal();

+			break;

 		default:

 			return error(GL_INVALID_ENUM);

 		}