Defer more renderTargetContexts in the GPU image filter paths - take 2

include/gpu/GrContext.h

Index: include/gpu/GrContext.h
diff --git a/include/gpu/GrContext.h b/include/gpu/GrContext.h
index 9965ee8445e6f2e5121975995bb40b4ca149efd5..9ccda23727d427982bbac5103ac24e177c00e81f 100644
--- a/include/gpu/GrContext.h
+++ b/include/gpu/GrContext.h
@@ -197,7 +197,8 @@ public:
 
     // Create a new render target context as above but have it backed by a deferred-style
     // GrRenderTargetProxy rather than one that is backed by an actual GrRenderTarget
-    sk_sp<GrRenderTargetContext> makeDeferredRenderTargetContext(SkBackingFit fit, 
+    sk_sp<GrRenderTargetContext> makeDeferredRenderTargetContext(
+                                                 SkBackingFit fit, 
                                                  int width, int height,
                                                  GrPixelConfig config,
                                                  sk_sp<SkColorSpace> colorSpace,
@@ -221,6 +222,18 @@ public:
                                                  const SkSurfaceProps* surfaceProps = nullptr,
                                                  SkBudgeted budgeted = SkBudgeted::kYes);
 
+    // Create a new render target context as above but have it backed by a deferred-style
+    // GrRenderTargetProxy rather than one that is backed by an actual GrRenderTarget
+    sk_sp<GrRenderTargetContext> makeDeferredRenderTargetContextWithFallback(
+                                                 SkBackingFit fit,
+                                                 int width, int height,
+                                                 GrPixelConfig config,
+                                                 sk_sp<SkColorSpace> colorSpace,
+                                                 int sampleCnt = 0,
+                                                 GrSurfaceOrigin origin = kDefault_GrSurfaceOrigin,
+                                                 const SkSurfaceProps* surfaceProps = nullptr,
+                                                 SkBudgeted budgeted = SkBudgeted::kYes);
+
     ///////////////////////////////////////////////////////////////////////////
     // Misc.