Add PPB_VarDictionary_Dev support - part 1.

ppapi/cpp/var.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ppapi/cpp/var.h"
 
 #include <stdio.h>
 #include <string.h>
 
 #include <algorithm>
@@ skipping 223 matching lines @@
   } else if (is_string()) {
     char format[] = "Var<'%s'>";
     size_t decoration = sizeof(format) - 2;  // The %s is removed.
     size_t available = sizeof(buf) - decoration;
     std::string str = AsString();
     if (str.length() > available) {
       str.resize(available - 3);  // Reserve space for ellipsis.
       str.append("...");
     }
     snprintf(buf, sizeof(buf), format, str.c_str());
+  } else if (is_object()) {
+    snprintf(buf, sizeof(buf), "Var(OBJECT)");
+  } else if (is_array()) {
+    snprintf(buf, sizeof(buf), "Var(ARRAY)");
+  } else if (is_dictionary()) {
+    snprintf(buf, sizeof(buf), "Var(DICTIONARY)");
   } else if (is_array_buffer()) {
     snprintf(buf, sizeof(buf), "Var(ARRAY_BUFFER)");
-  } else if (is_object()) {
-    snprintf(buf, sizeof(buf), "Var(OBJECT)");
+  } else {
+    buf[0] = '\0';
   }
   return buf;
 }
 
 }  // namespace pp