Move GrIPoint16 to SkIPoint16 (and remove GrPoint.h)

src/gpu/GrRectanizer_pow2.cpp

Index: src/gpu/GrRectanizer_pow2.cpp
diff --git a/src/gpu/GrRectanizer_pow2.cpp b/src/gpu/GrRectanizer_pow2.cpp
index 5da7e04528ede7934e9b79962e348a24e2390631..2d443cab8c6661ef0a06d36c67255dbe7964f223 100644
--- a/src/gpu/GrRectanizer_pow2.cpp
+++ b/src/gpu/GrRectanizer_pow2.cpp
@@ -8,7 +8,7 @@
 
 #include "GrRectanizer_pow2.h"
 
-bool GrRectanizerPow2::addRect(int width, int height, GrIPoint16* loc) {
+bool GrRectanizerPow2::addRect(int width, int height, SkIPoint16* loc) {
     if ((unsigned)width > (unsigned)this->width() ||
         (unsigned)height > (unsigned)this->height()) {
         return false;