Remove CompilationInfo::MayUseThis() and replace it with what we really want to know: MustReplaceUn…

src/compiler.cc

Index: src/compiler.cc
diff --git a/src/compiler.cc b/src/compiler.cc
index b391bf1a7e50dd4300d894cdb50aa0e3751e7624..7e2ea2597815aaf4f6fee1ea7c78f3b7402aece7 100644
--- a/src/compiler.cc
+++ b/src/compiler.cc
@@ -257,11 +257,6 @@ bool CompilationInfo::has_simple_parameters() {
 }
 
 
-bool CompilationInfo::MayUseThis() const {
-  return scope()->has_this_declaration() && scope()->receiver()->is_used();
-}
-
-
 int CompilationInfo::TraceInlinedFunction(Handle<SharedFunctionInfo> shared,
                                           SourcePosition position,
                                           int parent_id) {
@@ -328,6 +323,12 @@ base::SmartArrayPointer<char> CompilationInfo::GetDebugName() const {
 }
 
 
+bool CompilationInfo::MustReplaceUndefinedReceiverWithGlobalProxy() {
+  return is_sloppy(language_mode()) && !is_native() &&
+         scope()->has_this_declaration() && scope()->receiver()->is_used();
+}
+
+
 class HOptimizedGraphBuilderWithPositions: public HOptimizedGraphBuilder {
  public:
   explicit HOptimizedGraphBuilderWithPositions(CompilationInfo* info)
@@ -1750,7 +1751,6 @@ bool CompilationPhase::ShouldProduceTraceOutput() const {
       base::OS::StrChr(const_cast<char*>(FLAG_trace_phase), name_[0]) != NULL);
 }
 
-
 #if DEBUG
 void CompilationInfo::PrintAstForTesting() {
   PrintF("--- Source from AST ---\n%s\n",