Revert "Remove "content" rect from GrTextureAdjuster."

This reverts commit 6e4bbbefe153495cf34ea42aa72691756e6ab40e.

Reason for revert: assertion failure

Original change's description:
> Remove "content" rect from GrTextureAdjuster.
> 
> Since we got rid of texture-backed bitmaps this is no longer required.
> 
> Change-Id: Id15c745994a3d6a1489e193b5d29916fa0931264
> Reviewed-on: https://skia-review.googlesource.com/36340
> Commit-Queue: Brian Salomon <bsalomon@google.com>
> Reviewed-by: Robert Phillips <robertphillips@google.com>

TBR=bsalomon@google.com,robertphillips@google.com

Change-Id: I2229ec05079368ff196ff351107f88062080e5ec
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://skia-review.googlesource.com/43720
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Brian Salomon <bsalomon@google.com>
diff --git a/src/gpu/GrTextureMaker.cpp b/src/gpu/GrTextureMaker.cpp
index bb30439..7e257d8 100644
--- a/src/gpu/GrTextureMaker.cpp
+++ b/src/gpu/GrTextureMaker.cpp
@@ -59,7 +59,7 @@
 
     sk_sp<GrTextureProxy> result;
     if (original) {
-        result = CopyOnGpu(fContext, std::move(original), copyParams);
+        result = CopyOnGpu(fContext, std::move(original), nullptr, copyParams);
     } else {
         result = this->generateTextureProxyForParams(copyParams, willBeMipped, dstColorSpace);
     }
@@ -114,8 +114,9 @@
     adjustedMatrix.postScale(scaleAdjust[0], scaleAdjust[1]);
     SkRect domain;
     DomainMode domainMode =
-            DetermineDomainMode(constraintRect, filterConstraint, coordsLimitedToConstraintRect,
-                                proxy.get(), fmForDetermineDomain, &domain);
+        DetermineDomainMode(constraintRect, filterConstraint, coordsLimitedToConstraintRect,
+                            proxy.get(),
+                            nullptr, fmForDetermineDomain, &domain);
     SkASSERT(kTightCopy_DomainMode != domainMode);
     sk_sp<GrColorSpaceXform> colorSpaceXform = GrColorSpaceXform::Make(texColorSpace.get(),
                                                                        dstColorSpace);
@@ -134,5 +135,5 @@
         return nullptr;
     }
 
-    return CopyOnGpu(fContext, std::move(original), copyParams);
+    return CopyOnGpu(fContext, std::move(original), nullptr, copyParams);
 }