Take budgeted param when snapping new image.

Review URL: https://codereview.chromium.org/872543002
diff --git a/src/image/SkImage_Gpu.h b/src/image/SkImage_Gpu.h
new file mode 100644
index 0000000..f20625a
--- /dev/null
+++ b/src/image/SkImage_Gpu.h
@@ -0,0 +1,55 @@
+/*
+ * Copyright 2015 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#ifndef SkImage_Gpu_DEFINED
+#define SkImage_Gpu_DEFINED
+
+#include "GrTexture.h"
+#include "GrGpuResourceCacheAccess.h"
+#include "SkBitmap.h"
+#include "SkImage_Base.h"
+#include "SkImagePriv.h"
+#include "SkSurface.h"
+
+class SkImage_Gpu : public SkImage_Base {
+public:
+    SK_DECLARE_INST_COUNT(SkImage_Gpu)
+
+    SkImage_Gpu(const SkBitmap&, int sampleCountForNewSurfaces, SkSurface::Budgeted);
+
+    void onDraw(SkCanvas*, SkScalar x, SkScalar y, const SkPaint*) const SK_OVERRIDE;
+    void onDrawRect(SkCanvas*, const SkRect* src, const SkRect& dst,
+                    const SkPaint*) const SK_OVERRIDE;
+    SkSurface* onNewSurface(const SkImageInfo&, const SkSurfaceProps&) const SK_OVERRIDE;
+    GrTexture* onGetTexture() const SK_OVERRIDE;
+    bool getROPixels(SkBitmap*) const SK_OVERRIDE;
+
+    GrTexture* getTexture() const { return fBitmap.getTexture(); }
+
+    SkShader* onNewShader(SkShader::TileMode,
+                                  SkShader::TileMode,
+                                  const SkMatrix* localMatrix) const SK_OVERRIDE;
+
+    bool isOpaque() const SK_OVERRIDE;
+
+    void applyBudgetDecision() const {
+        if (fBudgeted) {
+            fBitmap.getTexture()->cacheAccess().makeBudgeted();
+        } else {
+            fBitmap.getTexture()->cacheAccess().makeUnbudgeted();
+        }
+    }
+
+private:
+    SkBitmap            fBitmap;
+    const int           fSampleCountForNewSurfaces;   // 0 if we don't know
+    SkSurface::Budgeted fBudgeted;
+
+    typedef SkImage_Base INHERITED;
+};
+
+#endif