PDF: remove unnecessary mutexes.

src/pdf/SkPDFTypes.h

 
 /*
  * Copyright 2010 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #ifndef SkPDFTypes_DEFINED
 #define SkPDFTypes_DEFINED
 
-#include "SkMutex.h"
 #include "SkRefCnt.h"
 #include "SkScalar.h"
 #include "SkString.h"
 #include "SkTDArray.h"
 #include "SkTSet.h"
 #include "SkTypes.h"
 
 class SkPDFCatalog;
 class SkWStream;
 
@@ skipping 353 matching lines @@
 
 private:
     struct Rec {
         SkPDFName* key;
         SkPDFObject* value;
         Rec(SkPDFName* k, SkPDFObject* v) : key(k), value(v) {}
     };
 
     static const int kMaxLen = 4095;
 
-    mutable SkMutex fMutex;  // protects modifications to fValue
     SkTDArray<struct Rec> fValue;
 
     SkPDFObject* append(SkPDFName* key, SkPDFObject* value);
 
     typedef SkPDFObject INHERITED;
 };
 
 #endif