Avoid using #ifdef in enum class declaration. (#79)

Author: taste1981

api/video/video_codec_type.h

@@ -14,6 +14,19 @@
 namespace webrtc {
 
 // GENERATED_JAVA_ENUM_PACKAGE: org.webrtc
+#ifndef DISABLE_H265
+enum VideoCodecType {
+  // Java_cpp_enum.py does not allow ifdef in enum class,
+  // so we have to create two version of VideoCodecType here 
+  kVideoCodecGeneric = 0,
+  kVideoCodecVP8,
+  kVideoCodecVP9,
+  kVideoCodecAV1,
+  kVideoCodecH264,
+  kVideoCodecH265,
+  kVideoCodecMultiplex,
+};
+#else
 enum VideoCodecType {
   // There are various memset(..., 0, ...) calls in the code that rely on
   // kVideoCodecGeneric being zero.
@@ -22,11 +35,9 @@ enum VideoCodecType {
   kVideoCodecVP9,
   kVideoCodecAV1,
   kVideoCodecH264,
-#ifndef DISABLE_H265
-  kVideoCodecH265,
-#endif
   kVideoCodecMultiplex,
 };
+#endif
 
 }  // namespace webrtc