Cleanup isRect variants

include/core/SkPath.h

Index: include/core/SkPath.h
diff --git a/include/core/SkPath.h b/include/core/SkPath.h
index 4b95e893e2821821aecaf129f9fbea9430b0e266..c6ff715404cd972679505e136ae2377047e9c8ae 100644
--- a/include/core/SkPath.h
+++ b/include/core/SkPath.h
@@ -239,16 +239,6 @@ public:
      */
     bool isLine(SkPoint line[2]) const;
 
-    /** Returns true if the path specifies a rectangle. If so, and if rect is
-        not null, set rect to the bounds of the path. If the path does not
-        specify a rectangle, return false and ignore rect.
-
-        @param rect If not null, returns the bounds of the path if it specifies
-                    a rectangle
-        @return true if the path specifies a rectangle
-    */
-    bool isRect(SkRect* rect) const { return this->isRect(rect, NULL, NULL); }
-
     /** Return the number of points in the path
      */
     int countPoints() const;
@@ -286,7 +276,8 @@ public:
     /** Returns the bounds of the path's points. If the path contains 0 or 1
         points, the bounds is set to (0,0,0,0), and isEmpty() will return true.
         Note: this bounds may be larger than the actual shape, since curves
-        do not extend as far as their control points.
+        do not extend as far as their control points. Additionally this bound
+        can contain trailing MoveTo points (cf. isRect).
     */
     const SkRect& getBounds() const {
         return fPathRef->getBounds();
@@ -592,19 +583,6 @@ public:
      */
     PathAsRect asRect(Direction* direction = NULL) const;
 
-    /** Returns true if the path specifies a rectangle. If so, and if isClosed is
-        not null, set isClosed to true if the path is closed. Also, if returning true
-        and direction is not null, return the rect direction. If the path does not
-        specify a rectangle, return false and ignore isClosed and direction.
-
-        @param isClosed If not null, set to true if the path is closed
-        @param direction If not null, set to the rectangle's direction
-        @return true if the path specifies a rectangle
-    */
-    bool isRect(bool* isClosed, Direction* direction) const {
-        return this->isRect(NULL, isClosed, direction);
-    }
-
     /**
      *  Returns true if the path specifies a rectangle.
      *
@@ -612,12 +590,15 @@ public:
      *  unchanged. If this returns true, then each of the output parameters
      *  are checked for NULL. If they are not, they return their value.
      *
-     *  @param rect If not null, set to the bounds of the rectangle
+     *  @param rect If not null, set to the bounds of the rectangle.
+     *              Note : this bounds may be smaller than the path's bounds, since it is just
+     *              the bounds of the "drawable" parts of the path. e.g. a trailing MoveTo would
+     *              be ignored in this rect, but not by the path's bounds
      *  @param isClosed If not null, set to true if the path is closed
      *  @param direction If not null, set to the rectangle's direction
      *  @return true if the path specifies a rectangle
      */
-    bool isRect(SkRect* rect, bool* isClosed, Direction* direction) const;
+    bool isRect(SkRect* rect, bool* isClosed = NULL, Direction* direction = NULL) const;
 
     /** Returns true if the path specifies a pair of nested rectangles. If so, and if
         rect is not null, set rect[0] to the outer rectangle and rect[1] to the inner