Optimize various forms of slice.call(arguments, ...)

src/hydrogen.h

Index: src/hydrogen.h
diff --git a/src/hydrogen.h b/src/hydrogen.h
index 818569b0919b0441bcb7a8f68b139c346e0d590c..e7a9dd87746aed09a236353ac86ca60fa173794f 100644
--- a/src/hydrogen.h
+++ b/src/hydrogen.h
@@ -2266,6 +2266,10 @@ class HOptimizedGraphBuilder : public HGraphBuilder, public AstVisitor {
   void EnsureArgumentsArePushedForAccess();
   bool TryArgumentsAccess(Property* expr);
 
+  // For indirect calls like .call and .apply
+  bool TryIndirectCall(Call* expr);
+  // For fun.call(...)
+  bool TryCallCall(Call* expr);
   // Try to optimize fun.apply(receiver, arguments) pattern.
   bool TryCallApply(Call* expr);
 
@@ -2532,6 +2536,8 @@ class HOptimizedGraphBuilder : public HGraphBuilder, public AstVisitor {
   HInstruction* BuildStringCharCodeAt(HValue* string,
                                       HValue* index);
 
+  bool IsLiveArguments(Expression* expr);
+
   HValue* BuildBinaryOperation(
       BinaryOperation* expr,
       HValue* left,