remove view matrix from context

src/core/SkBitmapProcShader.cpp

Index: src/core/SkBitmapProcShader.cpp
diff --git a/src/core/SkBitmapProcShader.cpp b/src/core/SkBitmapProcShader.cpp
index 2cfde655b8792791f150a78b210e071524a7f065..4ad3a134bad145f0f718807cb82f74f533d2237a 100644
--- a/src/core/SkBitmapProcShader.cpp
+++ b/src/core/SkBitmapProcShader.cpp
@@ -367,6 +367,7 @@ void SkBitmapProcShader::toString(SkString* str) const {
 #include "SkGr.h"
 
 bool SkBitmapProcShader::asFragmentProcessor(GrContext* context, const SkPaint& paint,
+                                             const SkMatrix& viewM,
                                              const SkMatrix* localMatrix, GrColor* paintColor,
                                              GrFragmentProcessor** fp) const {
     SkMatrix matrix;
@@ -405,7 +406,7 @@ bool SkBitmapProcShader::asFragmentProcessor(GrContext* context, const SkPaint&
             break;
         case SkPaint::kMedium_FilterLevel: {
             SkMatrix matrix;
-            matrix.setConcat(context->getMatrix(), this->getLocalMatrix());
+            matrix.setConcat(viewM, this->getLocalMatrix());
             if (matrix.getMinScale() < SK_Scalar1) {
                 textureFilterMode = GrTextureParams::kMipMap_FilterMode;
             } else {
@@ -416,7 +417,7 @@ bool SkBitmapProcShader::asFragmentProcessor(GrContext* context, const SkPaint&
         }
         case SkPaint::kHigh_FilterLevel: {
             SkMatrix matrix;
-            matrix.setConcat(context->getMatrix(), this->getLocalMatrix());
+            matrix.setConcat(viewM, this->getLocalMatrix());
             useBicubic = GrBicubicEffect::ShouldUseBicubic(matrix, &textureFilterMode);
             break;
         }