Update CMakeLists.txt

Build with h264.

Author: devopvoid

webrtc-jni/src/main/cpp/dependencies/webrtc/CMakeLists.txt

@@ -187,7 +187,7 @@ if (PATCHES)
 endif()
 
 message(STATUS "WebRTC: generate")
-set(COMPILE_ARGS "is_debug=false target_cpu=\"${TARGET_CPU}\" rtc_include_tests=false use_rtti=true use_custom_libcxx=false symbol_level=0")
+set(COMPILE_ARGS "is_debug=false target_cpu=\"${TARGET_CPU}\" rtc_include_tests=false use_rtti=true use_custom_libcxx=false symbol_level=0 rtc_use_h264=true")
 execute_command(
 	COMMAND gn gen ${WEBRTC_BUILD} --args=${COMPILE_ARGS}
 	WORKING_DIRECTORY "${WEBRTC_SRC}"