Remove unnecessary checks and fix shader_bench.

media/video/capture/win/pin_base_win.cc

 // Copyright (c) 2012 The Chromium 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 "media/video/capture/win/pin_base_win.h"
 
 #include "base/logging.h"
 
 namespace media {
 
@@ skipping 75 matching lines @@
     return S_OK;
   }
 
   STDMETHOD(Reset)() {
     index_ = 0;
     return S_OK;
   }
 
   STDMETHOD(Clone)(IEnumMediaTypes** clone) {
     TypeEnumerator* type_enum = new TypeEnumerator(pin_);
-    if (!type_enum)
-      return E_OUTOFMEMORY;
     type_enum->AddRef();
     type_enum->index_ = index_;
     *clone = type_enum;
     return S_OK;
   }
 
  private:
   void FreeAllocatedMediaTypes(ULONG allocated, AM_MEDIA_TYPE** types) {
     for (ULONG i = 0; i < allocated; ++i) {
       CoTaskMemFree(types[i]->pbFormat);
@@ skipping 165 matching lines @@
   base::RefCounted<PinBase>::AddRef();
   return 1;
 }
 
 STDMETHODIMP_(ULONG) PinBase::Release() {
   base::RefCounted<PinBase>::Release();
   return 1;
 }
 
 }  // namespace media