[builtins] Refactor Invoke to deal with any kind of callable.

src/execution.h

 // Copyright 2014 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.
 
 #ifndef V8_EXECUTION_H_
 #define V8_EXECUTION_H_
 
 #include "src/allocation.h"
 #include "src/base/atomicops.h"
 #include "src/handles.h"
@@ skipping 17 matching lines @@
                                                   Handle<Object> callable,
                                                   Handle<Object> receiver,
                                                   int argc,
                                                   Handle<Object> argv[]);
 
   // Construct object from function, the caller supplies an array of
   // arguments.
   MUST_USE_RESULT static MaybeHandle<Object> New(Handle<JSFunction> constructor,
                                                  int argc,
                                                  Handle<Object> argv[]);
-  MUST_USE_RESULT static MaybeHandle<Object> New(Handle<JSFunction> constructor,
-                                                 Handle<JSFunction> new_target,
+  MUST_USE_RESULT static MaybeHandle<Object> New(Isolate* isolate,
+                                                 Handle<Object> constructor,
+                                                 Handle<Object> new_target,
                                                  int argc,
                                                  Handle<Object> argv[]);
 
   // Call a function, just like Call(), but make sure to silently catch
   // any thrown exceptions. The return value is either the result of
   // calling the function (if caught exception is false) or the exception
   // that occurred (if caught exception is true).
   // In the exception case, exception_out holds the caught exceptions, unless
   // it is a termination exception.
   static MaybeHandle<Object> TryCall(Handle<JSFunction> func,
@@ skipping 31 matching lines @@
       Isolate* isolate, double time);
 
   // Create a new regular expression object from 'pattern' and 'flags'.
   MUST_USE_RESULT static MaybeHandle<JSRegExp> NewJSRegExp(
       Handle<String> pattern, Handle<String> flags);
 
   static Handle<String> GetStackTraceLine(Handle<Object> recv,
                                           Handle<JSFunction> fun,
                                           Handle<Object> pos,
                                           Handle<Object> is_global);
-
-  // Get a function delegate for the given non-function object.
-  // Used for support calling objects as functions.
-  MUST_USE_RESULT static MaybeHandle<JSFunction> GetFunctionDelegate(
-      Isolate* isolate, Handle<Object> object);
-
-  // Get a function delegate (or undefined) for the given non-function
-  // object. Used for support calling objects as constructors.
-  MUST_USE_RESULT static MaybeHandle<JSFunction> GetConstructorDelegate(
-      Isolate* isolate, Handle<Object> object);
-
- private:
-  MUST_USE_RESULT static Handle<String> RenderCallSite(Isolate* isolate,
-                                                       Handle<Object> object);
 };
 
 
 class ExecutionAccess;
 class PostponeInterruptsScope;
 
 
 // StackGuard contains the handling of the limits that are used to limit the
 // number of nested invocations of JavaScript and the stack size used in each
 // invocation.
@@ skipping 158 matching lines @@
   friend class Isolate;
   friend class StackLimitCheck;
   friend class PostponeInterruptsScope;
 
   DISALLOW_COPY_AND_ASSIGN(StackGuard);
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_EXECUTION_H_