Workaround for Clang emitting spurious Wunused-lambda-capture warning

Bug: 38349491
Test: Build
Change-Id: I642108d456a1a9bd548cdeaf1ad46b98fc447c8a
diff --git a/services/camera/libcameraservice/Android.mk b/services/camera/libcameraservice/Android.mk
index 7feed6b..d8d3ff1 100644
--- a/services/camera/libcameraservice/Android.mk
+++ b/services/camera/libcameraservice/Android.mk
@@ -81,6 +81,9 @@
 
 LOCAL_CFLAGS += -Wall -Wextra -Werror
 
+# Workaround for invalid unused-lambda-capture warning http://b/38349491
+LOCAL_CLANG_CFLAGS += -Wno-error=unused-lambda-capture
+
 LOCAL_MODULE:= libcameraservice
 
 include $(BUILD_SHARED_LIBRARY)