pdfviewer: don't delete variables, they are managed by the doc now

experimental/PdfViewer/SkPdfRenderer.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 "SkCanvas.h"
 #include "SkDevice.h"
 #include "SkForceLinking.h"
@@ skipping 824 matching lines @@
     SkPdfReal* vtx = pdfContext->fPdfDoc->createReal(tx);
     pdfContext->fObjectStack.push(vtx);
 
     SkPdfReal* vty = pdfContext->fPdfDoc->createReal(ty);
     pdfContext->fObjectStack.push(vty);
 
     PdfResult ret = PdfOp_Td(pdfContext, canvas, looper);
 
     // TODO(edisonn): delete all the objects after rendering was complete, in this way pdf is rendered faster
     // and the cleanup can happen while the user looks at the image
-    delete _ty;
-    delete vtx;
-    delete vty;
 
     return ret;
 }
 
 static PdfResult PdfOp_Tm(PdfContext* pdfContext, SkCanvas* canvas, PdfTokenLooper** looper) {
     double f = pdfContext->fObjectStack.top()->numberValue(); pdfContext->fObjectStack.pop();
     double e = pdfContext->fObjectStack.top()->numberValue(); pdfContext->fObjectStack.pop();
     double d = pdfContext->fObjectStack.top()->numberValue(); pdfContext->fObjectStack.pop();
     double c = pdfContext->fObjectStack.top()->numberValue(); pdfContext->fObjectStack.pop();
     double b = pdfContext->fObjectStack.top()->numberValue(); pdfContext->fObjectStack.pop();
@@ skipping 22 matching lines @@
 //where Tl is the current leading parameter in the text state
 static PdfResult PdfOp_T_star(PdfContext* pdfContext, SkCanvas* canvas, PdfTokenLooper** looper) {
     SkPdfReal* zero = pdfContext->fPdfDoc->createReal(0.0);
     SkPdfReal* tl = pdfContext->fPdfDoc->createReal(pdfContext->fGraphicsState.fTextLeading);
 
     pdfContext->fObjectStack.push(zero);
     pdfContext->fObjectStack.push(tl);
 
     PdfResult ret = PdfOp_Td(pdfContext, canvas, looper);
 
-    delete zero;  // TODO(edisonn): do not alocate and delete constants!
-    delete tl;
-
     return ret;
 }
 
 static PdfResult PdfOp_m(PdfContext* pdfContext, SkCanvas* canvas, PdfTokenLooper** looper) {
     if (pdfContext->fGraphicsState.fPathClosed) {
         pdfContext->fGraphicsState.fPath.reset();
         pdfContext->fGraphicsState.fPathClosed = false;
     }
 
     pdfContext->fGraphicsState.fCurPosY = pdfContext->fObjectStack.top()->numberValue();    pdfContext->fObjectStack.pop();
@@ skipping 1109 matching lines @@
 
 void SkPdfRenderer::unload() {
     delete fPdfDoc;
     fPdfDoc = NULL;
 }
 
 SkRect SkPdfRenderer::MediaBox(int page) const {
     SkASSERT(fPdfDoc);
     return fPdfDoc->MediaBox(page);
 }