Move to newer clang annotations

Also enable -Wthread-safety-negative.

Changes:
Switch to capabilities and negative capabilities.

Future work:
Use capabilities to implement uninterruptible annotations to work
with AssertNoThreadSuspension.

Bug: 20072211

Change-Id: I42fcbe0300d98a831c89d1eff3ecd5a7e99ebf33
diff --git a/compiler/optimizing/optimizing_compiler.cc b/compiler/optimizing/optimizing_compiler.cc
index b8ce04e..1c0123e 100644
--- a/compiler/optimizing/optimizing_compiler.cc
+++ b/compiler/optimizing/optimizing_compiler.cc
@@ -256,7 +256,7 @@
   }
 
   uintptr_t GetEntryPointOf(ArtMethod* method) const OVERRIDE
-      SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) {
+      SHARED_REQUIRES(Locks::mutator_lock_) {
     return reinterpret_cast<uintptr_t>(method->GetEntryPointFromQuickCompiledCodePtrSize(
         InstructionSetPointerSize(GetCompilerDriver()->GetInstructionSet())));
   }