[runtime] Remove the unused weird %Likely and %Unlikely intrinsics.

src/crankshaft/hydrogen.cc

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/crankshaft/hydrogen.h"
 
 #include <sstream>
 
 #include "src/allocation-site-scopes.h"
 #include "src/ast-numbering.h"
@@ skipping 12725 matching lines @@
 
 void HOptimizedGraphBuilder::GenerateMathSqrt(CallRuntime* call) {
   DCHECK(call->arguments()->length() == 1);
   CHECK_ALIVE(VisitForValue(call->arguments()->at(0)));
   HValue* value = Pop();
   HInstruction* result = NewUncasted<HUnaryMathOperation>(value, kMathSqrt);
   return ast_context()->ReturnInstruction(result, call->id());
 }
 
 
-void HOptimizedGraphBuilder::GenerateLikely(CallRuntime* call) {
-  DCHECK(call->arguments()->length() == 1);
-  Visit(call->arguments()->at(0));
-}
-
-
-void HOptimizedGraphBuilder::GenerateUnlikely(CallRuntime* call) {
-  return GenerateLikely(call);
-}
-
-
 void HOptimizedGraphBuilder::GenerateHasInPrototypeChain(CallRuntime* call) {
   DCHECK_EQ(2, call->arguments()->length());
   CHECK_ALIVE(VisitForValue(call->arguments()->at(0)));
   CHECK_ALIVE(VisitForValue(call->arguments()->at(1)));
   HValue* prototype = Pop();
   HValue* object = Pop();
   HHasInPrototypeChainAndBranch* result =
       New<HHasInPrototypeChainAndBranch>(object, prototype);
   return ast_context()->ReturnControl(result, call->id());
 }
@@ skipping 849 matching lines @@
     isolate()->GetHTracer()->TraceHydrogen(name(), graph_);
   }
 
 #ifdef DEBUG
   graph_->Verify(false);  // No full verify.
 #endif
 }
 
 }  // namespace internal
 }  // namespace v8