remove/deprecate SkBitmap::getTexture, as it now always returns false

include/core/SkPixelRef.h

Index: include/core/SkPixelRef.h
diff --git a/include/core/SkPixelRef.h b/include/core/SkPixelRef.h
index da85863bdbc1e2269967e37db5ada7b7e16bc489..9aa1b7114487b9f1a39f0426ae22957525e1f3a0 100644
--- a/include/core/SkPixelRef.h
+++ b/include/core/SkPixelRef.h
@@ -238,20 +238,6 @@ public:
     /** Populates dst with the pixels of this pixelRef, converting them to colorType. */
     bool readPixels(SkBitmap* dst, SkColorType colorType, const SkIRect* subset = NULL);
 
-    /**
-     *  Makes a deep copy of this PixelRef, respecting the requested config.
-     *  @param colorType Desired colortype.
-     *  @param profileType Desired colorprofiletype.
-     *  @param subset Subset of this PixelRef to copy. Must be fully contained within the bounds of
-     *         of this PixelRef.
-     *  @return A new SkPixelRef, or NULL if either there is an error (e.g. the destination could
-     *          not be created with the given config), or this PixelRef does not support deep
-     *          copies.
-     */
-    virtual SkPixelRef* deepCopy(SkColorType, SkColorSpace*, const SkIRect* /*subset*/) {
-        return NULL;
-    }
-
     // Register a listener that may be called the next time our generation ID changes.
     //
     // We'll only call the listener if we're confident that we are the only SkPixelRef with this