deprecate SkScalarRound (and its ilk), use SkScalarRound[ToInt,ToScalar]. #define SK_SUPPORT_DEPRECATED_SCALARROUND for legacy clients

BUG=
R=robertphillips@google.com

Review URL: https://codereview.chromium.org/111353003

git-svn-id: http://skia.googlecode.com/svn/trunk@12719 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/experimental/SkiaExamples/SkExample.cpp b/experimental/SkiaExamples/SkExample.cpp
index d4adaf4..15b24d0 100644
--- a/experimental/SkiaExamples/SkExample.cpp
+++ b/experimental/SkiaExamples/SkExample.cpp
@@ -93,8 +93,8 @@
 
 void SkExampleWindow::setupRenderTarget() {
     GrBackendRenderTargetDesc desc;
-    desc.fWidth = SkScalarRound(width());
-    desc.fHeight = SkScalarRound(height());
+    desc.fWidth = SkScalarRoundToInt(width());
+    desc.fHeight = SkScalarRoundToInt(height());
     desc.fConfig = kSkia8888_GrPixelConfig;
     desc.fOrigin = kBottomLeft_GrSurfaceOrigin;
     desc.fSampleCnt = fAttachmentInfo.fSampleCount;