repair math error introduced by windows build fix

src/effects/SkBlurMaskFilter.cpp

 
 /*
  * Copyright 2006 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkBlurMaskFilter.h"
 #include "SkBlurMask.h"
@@ skipping 677 matching lines @@
     builder->fsCodeAppendf("\t%s = vec4(final, final, final, 1);\n", outputColor );
 }
 
 void GrGLRectBlurEffect::setData(const GrGLUniformManager& uman,
                                  const GrDrawEffect& drawEffect) {
     const GrRectBlurEffect& rbe = drawEffect.castEffect<GrRectBlurEffect>();
     SkRect rect = rbe.getRect();
 
     uman.set4f(fProxyRectUniform, rect.fLeft, rect.fTop, rect.fRight, rect.fBottom);
     uman.set1f(fProfileSizeUniform, SkScalarCeilToScalar(6*rbe.getSigma()));
+
+    SkDebugf( "proxy rect set to %f %f %f %f\n", rect.fLeft, rect.fTop, rect.fRight, rect.fBottom);
+    SkDebugf(" Profile size set to %f\n", SkScalarCeilToScalar(6*rbe.getSigma()));
 }
 
 bool GrRectBlurEffect::CreateBlurProfileTexture(GrContext *context, float sigma,
                                               GrTexture **blurProfileTexture) {
     GrTextureParams params;
     GrTextureDesc texDesc;
 
     unsigned int profile_size = SkScalarCeilToInt(6*sigma);
 
     texDesc.fWidth = profile_size;
@@ skipping 81 matching lines @@
         return false;
     }
 
     if (!strokeRec.isFillStyle()) {
         return false;
     }
 
     SkMatrix ctm = context->getMatrix();
     SkScalar xformedSigma = this->computeXformedSigma(ctm);
 
-    float pad=SkScalarCeilToScalar(6*xformedSigma)/2.0f;
-    rect.outset(pad, pad);
+    int pad=SkScalarCeilToInt(6*xformedSigma)/2;
+    rect.outset(SkIntToScalar(pad), SkIntToScalar(pad));
 
     SkAutoTUnref<GrEffectRef> effect(GrRectBlurEffect::Create(
             context, rect, xformedSigma));
     if (!effect) {
         return false;
     }
 
     GrContext::AutoMatrix am;
     if (!am.setIdentity(context, grp)) {
        return false;
@@ skipping 401 matching lines @@
     } else {
         str->append("None");
     }
     str->append("))");
 }
 #endif
 
 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_START(SkBlurMaskFilter)
     SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkBlurMaskFilterImpl)
 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_END