Move clip off of draw target

include/core/SkRect.h

 /*
  * Copyright 2006 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SkRect_DEFINED
 #define SkRect_DEFINED
 
 #include "SkPoint.h"
 #include "SkSize.h"
 
+class SkRect;
+
 /** \struct SkIRect
 
     SkIRect holds four 32 bit integer coordinates for a rectangle
 */
 struct SK_API SkIRect {
     int32_t fLeft, fTop, fRight, fBottom;
 
     static SkIRect SK_WARN_UNUSED_RESULT MakeEmpty() {
         SkIRect r;
         r.setEmpty();
@@ skipping 213 matching lines @@
     }
 
     /** Returns true if the specified rectangle r is inside or equal to this rectangle.
     */
     bool contains(const SkIRect& r) const {
         return  !r.isEmpty() && !this->isEmpty() &&     // check for empties
                 fLeft <= r.fLeft && fTop <= r.fTop &&
                 fRight >= r.fRight && fBottom >= r.fBottom;
     }
 
+    /** Returns true if the specified rectangle r is inside or equal to this rectangle.
+    */
+    bool contains(const SkRect& r) const;
+
     /** Return true if this rectangle contains the specified rectangle.
         For speed, this method does not check if either this or the specified
         rectangles are empty, and if either is, its return value is undefined.
         In the debugging build however, we assert that both this and the
         specified rectangles are non-empty.
     */
     bool containsNoEmptyCheck(int32_t left, int32_t top,
                               int32_t right, int32_t bottom) const {
         SkASSERT(fLeft < fRight && fTop < fBottom);
         SkASSERT(left < right && top < bottom);
@@ skipping 617 matching lines @@
      *  cast-safe way to treat the rect as an array of (4) SkScalars.
      */
     const SkScalar* asScalars() const { return &fLeft; }
 
     void dump(bool asHex) const;
     void dump() const { this->dump(false); }
     void dumpHex() const { this->dump(true); }
 };
 
 #endif