[tracing] Mechanical rename of LevelOfDetail enum to enum class.

base/trace_event/java_heap_dump_provider_android_unittest.cc

Index: base/trace_event/java_heap_dump_provider_android_unittest.cc
diff --git a/base/trace_event/java_heap_dump_provider_android_unittest.cc b/base/trace_event/java_heap_dump_provider_android_unittest.cc
index bf656ee9fe0ea778b8c900b81916a42a90609cd0..557ac454d5006807ed9aae8699b608245bf2f910 100644
--- a/base/trace_event/java_heap_dump_provider_android_unittest.cc
+++ b/base/trace_event/java_heap_dump_provider_android_unittest.cc
@@ -13,7 +13,7 @@ namespace trace_event {
 TEST(JavaHeapDumpProviderTest, JavaHeapDump) {
   auto jhdp = JavaHeapDumpProvider::GetInstance();
   scoped_ptr<ProcessMemoryDump> pmd(new ProcessMemoryDump(nullptr));
-  MemoryDumpArgs dump_args = {MemoryDumpArgs::LEVEL_OF_DETAIL_HIGH};
+  MemoryDumpArgs dump_args = {MemoryDumpArgs::LevelOfDetail::HIGH};
 
   jhdp->OnMemoryDump(dump_args, pmd.get());
 }