[PDF] clear() and drawPaint() where applying the initial transform twice.

src/pdf/SkPDFDevice.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkPDFDevice.h"
 
 #include "SkAnnotation.h"
@@ skipping 753 matching lines @@
     internalDrawPaint(newPaint, content.entry());
 }
 
 void SkPDFDevice::internalDrawPaint(const SkPaint& paint,
                                     ContentEntry* contentEntry) {
     if (!contentEntry) {
         return;
     }
     SkRect bbox = SkRect::MakeWH(SkIntToScalar(this->width()),
                                  SkIntToScalar(this->height()));
-    SkMatrix totalTransform = fInitialTransform;
-    totalTransform.preConcat(contentEntry->fState.fMatrix);
     SkMatrix inverse;
-    if (!totalTransform.invert(&inverse)) {
+    if (!contentEntry->fState.fMatrix.invert(&inverse)) {
         return;
     }
     inverse.mapRect(&bbox);
 
     SkPDFUtils::AppendRectangle(bbox, &contentEntry->fContent);
     SkPDFUtils::PaintPath(paint.getStyle(), SkPath::kWinding_FillType,
                           &contentEntry->fContent);
 }
 
 void SkPDFDevice::drawPoints(const SkDraw& d, SkCanvas::PointMode mode,
@@ skipping 1134 matching lines @@
 }
 
 bool SkPDFDevice::onReadPixels(const SkBitmap& bitmap, int x, int y,
                                SkCanvas::Config8888) {
     return false;
 }
 
 bool SkPDFDevice::allowImageFilter(SkImageFilter*) {
     return false;
 }