Move GrIPoint16 to SkIPoint16 (and remove GrPoint.h)

src/gpu/GrRectanizer_pow2.h

Index: src/gpu/GrRectanizer_pow2.h
diff --git a/src/gpu/GrRectanizer_pow2.h b/src/gpu/GrRectanizer_pow2.h
index c2e45655f102eb344eae179e742fcbad0dbbd8a2..28c6f3fd54c4bed9eda1b4cdb4f607bf6090fb80 100644
--- a/src/gpu/GrRectanizer_pow2.h
+++ b/src/gpu/GrRectanizer_pow2.h
@@ -9,6 +9,7 @@
 #define GrRectanizer_pow2_DEFINED
 
 #include "GrRectanizer.h"
+#include "SkPoint.h"
 
 class GrRectanizerPow2 : public GrRectanizer {
 public:
@@ -24,7 +25,7 @@ public:
         sk_bzero(fRows, sizeof(fRows));
     }
 
-    virtual bool addRect(int w, int h, GrIPoint16* loc) SK_OVERRIDE;
+    virtual bool addRect(int w, int h, SkIPoint16* loc) SK_OVERRIDE;
 
     virtual float percentFull() const SK_OVERRIDE {
         return fAreaSoFar / ((float)this->width() * this->height());
@@ -34,7 +35,7 @@ private:
     static const int kMIN_HEIGHT_POW2 = 2;
 
     struct Row {
-        GrIPoint16  fLoc;
+        SkIPoint16  fLoc;
         int         fRowHeight;
 
         bool canAddWidth(int width, int containerWidth) const {