Don't use install() on the symbol file, instead dump it in the root directly

CMakeModules/BreakpadSymbols.cmake

@@ -48,6 +48,5 @@ function(dumpsyms target symfile)
       COMMAND ${DUMP_SYMS} ${EXTRA_DUMPSYMS_ARGS} ${TARGET_FILE} | ${COMPRESS} > ${symfile}.${COMPRESS_EXT}
       COMMENT Generating symbols
     )
-    install(FILES ${symfile}.${COMPRESS_EXT} DESTINATION ${CMAKE_BINARY_DIR})
   endif(GENERATE_SYMBOLS AND DUMP_SYMS)
 endfunction()

src/CMakeLists.txt

@@ -161,6 +161,6 @@ set(EXE "${MAIN_NAME}.app")
 set(LIBPATH ${CMAKE_FIND_ROOT_PATH})
 set(SOURCE_ROOT ${CMAKE_SOURCE_DIR})
 
-dumpsyms(${MAIN_TARGET} ${CMAKE_CURRENT_BINARY_DIR}/${MAIN_TARGET}.symbols)
+dumpsyms(${MAIN_TARGET} ${CMAKE_BINARY_DIR}/${MAIN_TARGET}.symbols)
 
 include(CompleteBundle)