ui: Add SkIRectToRect() function to convert from SkIRect type to gfx::Rect.

This fixes the 3 TODOs for Dana from region.*

TEST=cc_unittests,ui_unittests
R=danakj@chromium.org

Review URL: https://codereview.chromium.org/11410025

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@167244 0039d316-1c4b-4281-b951-d872f2087c98

2 files changed, 14 insertions, 20 deletions

diff --git a/cc/region.cc b/cc/region.cc
index a33965c..3cd9b5d 100644
--- a/cc/region.cc
+++ b/cc/region.cc
@@ -6,12 +6,6 @@
 
 namespace cc {
 
-// TODO(danakj) Use method from ui/gfx/skia_utils.h when it exists.
-static inline SkIRect ToSkIRect(gfx::Rect rect)
-{
-  return SkIRect::MakeXYWH(rect.x(), rect.y(), rect.width(), rect.height());
-}
-
 Region::Region() {
 }
 
@@ -20,14 +14,14 @@ Region::Region(const Region& region)
 }
 
 Region::Region(gfx::Rect rect)
-    : skregion_(ToSkIRect(rect)) {
+    : skregion_(gfx::RectToSkIRect(rect)) {
 }
 
 Region::~Region() {
 }
 
 const Region& Region::operator=(gfx::Rect rect) {
-  skregion_ = SkRegion(ToSkIRect(rect));
+  skregion_ = SkRegion(gfx::RectToSkIRect(rect));
   return *this;
 }
 
@@ -55,7 +49,7 @@ bool Region::Contains(gfx::Point point) const {
 bool Region::Contains(gfx::Rect rect) const {
   if (rect.IsEmpty())
     return true;
-  return skregion_.contains(ToSkIRect(rect));
+  return skregion_.contains(gfx::RectToSkIRect(rect));
 }
 
 bool Region::Contains(const Region& region) const {
@@ -65,7 +59,7 @@ bool Region::Contains(const Region& region) const {
 }
 
 bool Region::Intersects(gfx::Rect rect) const {
-  return skregion_.intersects(ToSkIRect(rect));
+  return skregion_.intersects(gfx::RectToSkIRect(rect));
 }
 
 bool Region::Intersects(const Region& region) const {
@@ -73,7 +67,7 @@ bool Region::Intersects(const Region& region) const {
 }
 
 void Region::Subtract(gfx::Rect rect) {
-  skregion_.op(ToSkIRect(rect), SkRegion::kDifference_Op);
+  skregion_.op(gfx::RectToSkIRect(rect), SkRegion::kDifference_Op);
 }
 
 void Region::Subtract(const Region& region) {
@@ -81,7 +75,7 @@ void Region::Subtract(const Region& region) {
 }
 
 void Region::Union(gfx::Rect rect) {
-  skregion_.op(ToSkIRect(rect), SkRegion::kUnion_Op);
+  skregion_.op(gfx::RectToSkIRect(rect), SkRegion::kUnion_Op);
 }
 
 void Region::Union(const Region& region) {
@@ -89,7 +83,7 @@ void Region::Union(const Region& region) {
 }
 
 void Region::Intersect(gfx::Rect rect) {
-  skregion_.op(ToSkIRect(rect), SkRegion::kIntersect_Op);
+  skregion_.op(gfx::RectToSkIRect(rect), SkRegion::kIntersect_Op);
 }
 
 void Region::Intersect(const Region& region) {
diff --git a/cc/region.h b/cc/region.h
index 00e2bd1..badd33c 100644
--- a/cc/region.h
+++ b/cc/region.h
@@ -11,6 +11,7 @@
 #include "cc/cc_export.h"
 #include "third_party/skia/include/core/SkRegion.h"
 #include "ui/gfx/rect.h"
+#include "ui/gfx/skia_util.h"
 
 namespace cc {
 
@@ -42,12 +43,12 @@ class CC_EXPORT Region {
   void Intersect(gfx::Rect rect);
   void Intersect(const Region& region);
 
-  bool Equals(const Region& other) const { return skregion_ == other.skregion_; }
+  bool Equals(const Region& other) const {
+    return skregion_ == other.skregion_;
+  }
 
   gfx::Rect bounds() const {
-    SkIRect r = skregion_.getBounds();
-    // TODO(danakj) Use method from ui/gfx/skia_utils.h when it exists.
-    return gfx::Rect(r.x(), r.y(), r.width(), r.height());
+    return gfx::SkIRectToRect(skregion_.getBounds());
   }
 
   std::string ToString() const;
@@ -58,14 +59,13 @@ class CC_EXPORT Region {
     ~Iterator();
 
     gfx::Rect rect() const {
-      SkIRect r = it_.rect();
-      // TODO(danakj) Use method from ui/gfx/skia_utils.h when it exists.
-      return gfx::Rect(r.x(), r.y(), r.width(), r.height());
+      return gfx::SkIRectToRect(it_.rect());
     }
 
     void next() {
       it_.next();
     }
+
     bool has_rect() const {
       return !it_.done();
     }