add explicit filepaths to render_pictures JSON summary

tools/PictureRenderer.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 PictureRenderer_DEFINED
 #define PictureRenderer_DEFINED
 
@@ skipping 29 matching lines @@
 
 /**
  * Class for collecting image results (checksums) as we go.
  */
 class ImageResultsSummary {
 public:
     /**
      * Adds this bitmap hash to the summary of results.
      *
      * @param testName name of the test
+     * @param fileName relative path to the image output file on local disk
      * @param hash hash to store
      */
-    void add(const char *testName, uint64_t hash);
+    void add(const char *testName, const char *fileName, uint64_t hash);
 
     /**
      * Adds this bitmap's hash to the summary of results.
      *
      * @param testName name of the test
+     * @param fileName relative path to the image output file on local disk
      * @param bitmap bitmap to store the hash of
      */
-    void add(const char *testName, const SkBitmap& bitmap);
+    void add(const char *testName, const char *fileName, const SkBitmap& bitmap);
 
     /**
      * Writes the summary (as constructed so far) to a file.
      *
      * @param filename path to write the summary to
      */
     void writeToFile(const char *filename);
 
 private:
     Json::Value fActualResultsNoComparison;
@@ skipping 594 matching lines @@
 
     typedef PictureRenderer INHERITED;
 };
 
 extern PictureRenderer* CreateGatherPixelRefsRenderer();
 extern PictureRenderer* CreatePictureCloneRenderer();
 
 }
 
 #endif  // PictureRenderer_DEFINED