Add gamma_correct option field to dm.json

dm/DMJsonWriter.cpp

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "DMJsonWriter.h"
 
 #include "ProcStats.h"
@@ skipping 34 matching lines @@
         root[FLAGS_properties[i-1]] = FLAGS_properties[i];
     }
     for (int i = 1; i < FLAGS_key.count(); i += 2) {
         root["key"][FLAGS_key[i-1]] = FLAGS_key[i];
     }
 
     {
         SkAutoMutexAcquire lock(&gBitmapResultLock);
         for (int i = 0; i < gBitmapResults.count(); i++) {
             Json::Value result;
-            result["key"]["name"]        = gBitmapResults[i].name.c_str();
-            result["key"]["config"]      = gBitmapResults[i].config.c_str();
-            result["key"]["source_type"] = gBitmapResults[i].sourceType.c_str();
-            result["options"]["ext"]     = gBitmapResults[i].ext.c_str();
-            result["md5"]                = gBitmapResults[i].md5.c_str();
+            result["key"]["name"]              = gBitmapResults[i].name.c_str();
+            result["key"]["config"]            = gBitmapResults[i].config.c_str();
+            result["key"]["source_type"]       = gBitmapResults[i].sourceType.c_str();
+            result["options"]["ext"]           = gBitmapResults[i].ext.c_str();
+            result["options"]["gamma_correct"] = gBitmapResults[i].gammaCorrect;
+            result["md5"]                      = gBitmapResults[i].md5.c_str();
 
             // Source options only need to be part of the key if they exist.
             // Source type by source type, we either always set options or never set options.
             if (!gBitmapResults[i].sourceOptions.isEmpty()) {
                 result["key"]["source_options"] = gBitmapResults[i].sourceOptions.c_str();
             }
 
             root["results"].append(result);
         }
     }
@@ skipping 33 matching lines @@
     Json::Value root;
     const char* data = (const char*)json->data();
     if (!reader.parse(data, data+json->size(), root)) {
         return false;
     }
 
     const Json::Value& results = root["results"];
     BitmapResult br;
     for (unsigned i = 0; i < results.size(); i++) {
         const Json::Value& r = results[i];
-        br.name       = r["key"]["name"].asCString();
-        br.config     = r["key"]["config"].asCString();
-        br.sourceType = r["key"]["source_type"].asCString();
-        br.ext        = r["options"]["ext"].asCString();
-        br.md5        = r["md5"].asCString();
+        br.name         = r["key"]["name"].asCString();
+        br.config       = r["key"]["config"].asCString();
+        br.sourceType   = r["key"]["source_type"].asCString();
+        br.ext          = r["options"]["ext"].asCString();
+        br.gammaCorrect = r["options"]["gamma_correct"].asBool();
+        br.md5          = r["md5"].asCString();
 
         if (!r["key"]["source_options"].isNull()) {
             br.sourceOptions = r["key"]["source_options"].asCString();
         }
         callback(br);
     }
     return true;
 }
 
 } // namespace DM