Revert "Fix issues due to updated toolchain."

Bug: http://b/35845221

This reverts commit 8de129774aeb8ad4ae0623e2d335cfd52e63f5c1.

Reason for revert: b/111579848 is fixed.
Test: Presubmit testing.

Change-Id: I68fda31b8f5e739b65bb89db2325b2d3e064c939

1 files changed, 0 insertions, 8 deletions

diff --git a/runtime/class_table.cc b/runtime/class_table.cc
index 7c3ad12b61..af4f998fdf 100644
--- a/runtime/class_table.cc
+++ b/runtime/class_table.cc
@@ -55,12 +55,6 @@ mirror::Class* ClassTable::LookupByDescriptor(ObjPtr<mirror::Class> klass) {
   return nullptr;
 }
 
-// To take into account http://b/35845221
-#pragma clang diagnostic push
-#if __clang_major__ < 4
-#pragma clang diagnostic ignored "-Wunreachable-code"
-#endif
-
 mirror::Class* ClassTable::UpdateClass(const char* descriptor, mirror::Class* klass, size_t hash) {
   WriterMutexLock mu(Thread::Current(), lock_);
   // Should only be updating latest table.
@@ -86,8 +80,6 @@ mirror::Class* ClassTable::UpdateClass(const char* descriptor, mirror::Class* kl
   return existing;
 }
 
-#pragma clang diagnostic pop
-
 size_t ClassTable::CountDefiningLoaderClasses(ObjPtr<mirror::ClassLoader> defining_loader,
                                               const ClassSet& set) const {
   size_t count = 0;