Add bounds to GrShape

src/gpu/GrShape.h

 /*
  * Copyright 2016 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef GrShape_DEFINED
 #define GrShape_DEFINED
 
@@ skipping 130 matching lines @@
                 break;
         }
     }
 
     /**
      * Returns whether the geometry is empty. Note that applying the style could produce a
      * non-empty shape.
      */
     bool isEmpty() const { return Type::kEmpty == fType; }
 
+    /** Gets the bounds of the geometry without reflecting the shape's styling. */
+    const SkRect& bounds() const;
+
+    /** Gets the bounds of the geometry reflecting the shape's styling. */
+    void styledBounds(SkRect* bounds) const;
+
     /**
      * Is it known that the unstyled geometry has no unclosed contours. This means that it will
      * not have any caps if stroked (modulo the effect of any path effect).
      */
     bool knownToBeClosed() const {
         switch (fType) {
             case Type::kEmpty:
                 return true;
             case Type::kRRect:
                 return true;
@@ skipping 75 matching lines @@
         return Type::kPath;
     }
 
     Type                        fType;
     SkRRect                     fRRect;
     SkTLazy<SkPath>             fPath;
     GrStyle                     fStyle;
     SkAutoSTArray<8, uint32_t>  fInheritedKey;
 };
 #endif