Reverse dependency between SkScalar.h and SkFixed.h

src/core/SkReadBuffer.h

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SkReadBuffer_DEFINED
 #define SkReadBuffer_DEFINED
 
@@ skipping 87 matching lines @@
 
     size_t size() { return fReader.size(); }
     size_t offset() { return fReader.offset(); }
     bool eof() { return fReader.eof(); }
     virtual const void* skip(size_t size) { return fReader.skip(size); }
     void* readFunctionPtr() { return fReader.readPtr(); }
 
     // primitives
     virtual bool readBool();
     virtual SkColor readColor();
-    virtual SkFixed readFixed();
     virtual int32_t readInt();
     virtual SkScalar readScalar();
     virtual uint32_t readUInt();
     virtual int32_t read32();
 
     // strings -- the caller is responsible for freeing the string contents
     virtual void readString(SkString* string);
     virtual void* readEncodedString(size_t* length, SkPaint::TextEncoding encoding);
 
     // common data structures
@@ skipping 119 matching lines @@
     SkPicture::InstallPixelRefProc fBitmapDecoder;
 
 #ifdef DEBUG_NON_DETERMINISTIC_ASSERT
     // Debugging counter to keep track of how many bitmaps we
     // have decoded.
     int fDecodedBitmapIndex;
 #endif // DEBUG_NON_DETERMINISTIC_ASSERT
 };
 
 #endif // SkReadBuffer_DEFINED