Expose FillBounds to allow GrPictureUtils::CollectLayers to be layered on top of it

tests/PictureTest.cpp

 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkBBoxHierarchy.h"
 #include "SkBlurImageFilter.h"
 #include "SkCanvas.h"
@@ skipping 1003 matching lines @@
             REPORTER_ASSERT(reporter, NULL == info0.fPicture);
             REPORTER_ASSERT(reporter, kWidth == info0.fBounds.width() &&
                                       kHeight == info0.fBounds.height());
             REPORTER_ASSERT(reporter, info0.fLocalMat.isIdentity());
             REPORTER_ASSERT(reporter, info0.fPreMat.isIdentity());
             REPORTER_ASSERT(reporter, 0 == info0.fBounds.fLeft && 0 == info0.fBounds.fTop);
             REPORTER_ASSERT(reporter, NULL != info0.fPaint);
             REPORTER_ASSERT(reporter, !info0.fIsNested && !info0.fHasNestedLayers);
 
             REPORTER_ASSERT(reporter, NULL == info1.fPicture);
-            REPORTER_ASSERT(reporter, kWidth == info1.fBounds.width() &&
-                                      kHeight == info1.fBounds.height());
+            REPORTER_ASSERT(reporter, kWidth/2.0f == info1.fBounds.width() &&
+                                      kHeight/2.0f == info1.fBounds.height());
             REPORTER_ASSERT(reporter, info1.fLocalMat.isIdentity());
             REPORTER_ASSERT(reporter, info1.fPreMat.isIdentity());
-            REPORTER_ASSERT(reporter, 0 == info1.fBounds.fLeft && 0 == info1.fBounds.fTop);
+            REPORTER_ASSERT(reporter, kWidth / 2.0f == info1.fBounds.fLeft &&
+                                      kHeight / 2.0f == info1.fBounds.fTop);
             REPORTER_ASSERT(reporter, NULL == info1.fPaint);
             REPORTER_ASSERT(reporter, !info1.fIsNested &&
                                       info1.fHasNestedLayers); // has a nested SL
 
             REPORTER_ASSERT(reporter, NULL == info2.fPicture);
             REPORTER_ASSERT(reporter, kWidth / 2 == info2.fBounds.width() &&
                                       kHeight / 2 == info2.fBounds.height()); // bound reduces size
             REPORTER_ASSERT(reporter, !info2.fLocalMat.isIdentity());
             REPORTER_ASSERT(reporter, info2.fPreMat.isIdentity());
             REPORTER_ASSERT(reporter, kWidth / 2 == info2.fBounds.fLeft &&   // translated
@@ skipping 870 matching lines @@
 
     // The picture shares the immutable pixels but copies the mutable ones.
     REPORTER_ASSERT(r, mut.pixelRef()->unique());
     REPORTER_ASSERT(r, !immut.pixelRef()->unique());
 
     // When the picture goes away, it's just our bitmaps holding the refs.
     pic.reset(NULL);
     REPORTER_ASSERT(r, mut.pixelRef()->unique());
     REPORTER_ASSERT(r, immut.pixelRef()->unique());
 }