[Fuchsia] Enable CPU profiling for the standalone VM

runtime/vm/flag_list.h

Index: runtime/vm/flag_list.h
diff --git a/runtime/vm/flag_list.h b/runtime/vm/flag_list.h
index 8e5fedf05ec9144e733b3d94169e4db391dc92e8..0ab9457691a130337f9857aab353637fcb44c4cc 100644
--- a/runtime/vm/flag_list.h
+++ b/runtime/vm/flag_list.h
@@ -12,12 +12,6 @@
 #define USING_DBC false
 #endif
 
-#if defined(HOST_OS_FUCHSIA)
-#define USING_FUCHSIA true
-#else
-#define USING_FUCHSIA false
-#endif
-
 // Don't use USING_MULTICORE outside of this file.
 #if defined(ARCH_IS_MULTI_CORE)
 #define USING_MULTICORE true
@@ -134,8 +128,7 @@
   C(print_stop_message, false, false, bool, false, "Print stop message.")      \
   D(print_variable_descriptors, bool, false,                                   \
     "Print variable descriptors in disassembly.")                              \
-  R(profiler, false, bool, !USING_DBC && !USING_FUCHSIA,                       \
-    "Enable the profiler.")                                                    \
+  R(profiler, false, bool, !USING_DBC, "Enable the profiler.")                 \
   R(profiler_native_memory, false, bool, false,                                \
     "Enable native memory statistic collection.")                              \
   P(reify_generic_functions, bool, false,                                      \