Remove kDontInline and simplify compiler hints.

src/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/hydrogen.h"
 
 #include <algorithm>
 
 #include "src/v8.h"
 
@@ skipping 7548 matching lines @@
       Min(FLAG_max_inlined_source_size, kUnlimitedMaxInlinedSourceSize)) {
     TraceInline(target, caller, "target text too big");
     return kNotInlinable;
   }
 
   // Target must be inlineable.
   if (!target_shared->IsInlineable()) {
     TraceInline(target, caller, "target not inlineable");
     return kNotInlinable;
   }
-  if (target_shared->dont_inline()) {
+  if (target_shared->DisableOptimizationReason() != kNoReason) {
     TraceInline(target, caller, "target contains unsupported syntax [early]");
     return kNotInlinable;
   }
 
   int nodes_added = target_shared->ast_node_count();
   return nodes_added;
 }
 
 
 bool HOptimizedGraphBuilder::TryInline(Handle<JSFunction> target,
@@ skipping 66 matching lines @@
   }
   FunctionLiteral* function = target_info.function();
 
   // The following conditions must be checked again after re-parsing, because
   // earlier the information might not have been complete due to lazy parsing.
   nodes_added = function->ast_node_count();
   if (nodes_added > Min(FLAG_max_inlined_nodes, kUnlimitedMaxInlinedNodes)) {
     TraceInline(target, caller, "target AST is too large [late]");
     return false;
   }
-  AstProperties::Flags* flags(function->flags());
-  if (flags->Contains(kDontInline) || function->dont_optimize()) {
+  if (function->dont_optimize()) {
     TraceInline(target, caller, "target contains unsupported syntax [late]");
     return false;
   }
 
   // If the function uses the arguments object check that inlining of functions
   // with arguments object is enabled and the arguments-variable is
   // stack allocated.
   if (function->scope()->arguments() != NULL) {
     if (!FLAG_inline_arguments) {
       TraceInline(target, caller, "target uses arguments object");
@@ skipping 4696 matching lines @@
   if (ShouldProduceTraceOutput()) {
     isolate()->GetHTracer()->TraceHydrogen(name(), graph_);
   }
 
 #ifdef DEBUG
   graph_->Verify(false);  // No full verify.
 #endif
 }
 
 } }  // namespace v8::internal