Update debugger print out of drawImageRect information

src/utils/debugger/SkObjectParser.h

 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SKOBJECTPARSER_H_
 #define SKOBJECTPARSER_H_
 
 #include "SkCanvas.h"
 #include "SkString.h"
 
 /** \class SkObjectParser
 
     The ObjectParser is used to return string information about parameters
     in each draw command.
  */
 class SkObjectParser {
 public:
 
     /**
-        Returns a string about a bitmaps bounds and colortype.
+        Returns a string about a bitmap's bounds and colortype.
         @param bitmap  SkBitmap
     */
     static SkString* BitmapToString(const SkBitmap& bitmap);
 
     /**
+        Returns a string about a image
+        @param image   SkImage
+    */
+    static SkString* ImageToString(const SkImage* image);
+
+    /**
         Returns a string representation of a boolean.
         @param doAA  boolean
      */
     static SkString* BoolToString(bool doAA);
 
     /**
         Returns a string representation of the text pointer passed in.
      */
     static SkString* CustomTextToString(const char* text);
 
@@ skipping 80 matching lines @@
 
     /**
         Returns a string representation of the char pointer passed in.
         @param text  const void* that will be cast to a char*
      */
     static SkString* TextToString(const void* text, size_t byteLength,
                                   SkPaint::TextEncoding encoding);
 };
 
 #endif