Remove EXECUTORCH_BUILD_LLAMA_JNI cmake flag

Author: jathu

extension/android/CMakeLists.txt

@@ -151,7 +151,7 @@ if(EXECUTORCH_BUILD_EXTENSION_TRAINING)
   target_compile_definitions(executorch_jni PUBLIC EXECUTORCH_BUILD_EXTENSION_TRAINING=1)
 endif()
 
-if(EXECUTORCH_BUILD_LLAMA_JNI)
+if(EXECUTORCH_BUILD_EXTENSION_LLM)
   target_sources(executorch_jni PRIVATE jni/jni_layer_llama.cpp jni/log.cpp)
   list(APPEND link_libraries llama_runner llava_runner)
   target_compile_definitions(executorch_jni PUBLIC EXECUTORCH_BUILD_LLAMA_JNI=1)

scripts/build_android_library.sh

@@ -56,7 +56,6 @@ build_android_native_library() {
     -DEXECUTORCH_BUILD_KERNELS_OPTIMIZED=ON \
     -DEXECUTORCH_BUILD_KERNELS_QUANTIZED=ON \
     -DEXECUTORCH_BUILD_KERNELS_LLM="${EXECUTORCH_BUILD_EXTENSION_LLM:-ON}" \
-    -DEXECUTORCH_BUILD_LLAMA_JNI="${EXECUTORCH_BUILD_EXTENSION_LLM:-ON}" \
     -DEXECUTORCH_BUILD_NEURON="${EXECUTORCH_BUILD_NEURON}" \
     -DNEURON_BUFFER_ALLOCATOR_LIB="${NEURON_BUFFER_ALLOCATOR_LIB}" \
     -DEXECUTORCH_BUILD_QNN="${EXECUTORCH_BUILD_QNN}" \