Change DebugCanvas API to not encourage memory leaks

platform_tools/nacl/src/nacl_debugger.cpp

 
 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "ppapi/cpp/completion_callback.h"
 #include "ppapi/cpp/graphics_2d.h"
@@ skipping 58 matching lines @@
                 SkMemoryStream pictureStream(decodedData.getData(), decodedSize);
                 SkPicture* picture = SkPicture::CreateFromStream(&pictureStream);
                 if (NULL == picture) {
                     SkDebugf("Failed to create SKP.\n");
                     return;
                 }
                 fDebugger.loadPicture(picture);
                 picture->unref();
 
                 // Set up the command list.
-                SkTArray<SkString>* commands = fDebugger.getDrawCommandsAsStrings();
                 PostMessage("ClearCommands");
-                for (int i = 0; i < commands->count(); ++i) {
+                for (int i = 0; i < fDebugger.getSize(); ++i) {
                     SkString addCommand("AddCommand:");
-                    addCommand.append((*commands)[i]);
+                    addCommand.append(fDebugger.getDrawCommandAt(i)->toString());
                     PostMessage(addCommand.c_str());
                 }
                 PostMessage("UpdateCommands");
 
                 // Set the overview text.
                 SkString overviewText;
                 fDebugger.getOverviewText(NULL, 0.0, &overviewText, 1);
                 overviewText.prepend("SetOverview:");
                 PostMessage(overviewText.c_str());
 
@@ skipping 117 matching lines @@
     virtual pp::Instance* CreateInstance(PP_Instance instance) {
         return new SkiaInstance(instance);
     }
 };
 
 namespace pp {
 Module* CreateModule() {
     return new SkiaModule();
 }
 }  // namespace pp