Switch over to using SkRegions to calculate dirty areas.

remoting/base/encoder_row_based.h

Index: remoting/base/encoder_row_based.h
diff --git a/remoting/base/encoder_row_based.h b/remoting/base/encoder_row_based.h
index d453ffb6b8f13f833035cbfdcffe94d77788292b..ab910ea1c5ee29ad2d2682f0c51ca9472cac8bfb 100644
--- a/remoting/base/encoder_row_based.h
+++ b/remoting/base/encoder_row_based.h
@@ -7,8 +7,8 @@
 
 #include "remoting/base/encoder.h"
 #include "remoting/proto/video.pb.h"
-
-#include "ui/gfx/rect.h"
+#include "third_party/skia/include/core/SkRect.h"
+#include "ui/gfx/size.h"
 
 namespace remoting {
 
@@ -41,10 +41,10 @@ class EncoderRowBased : public Encoder {
                   int packet_size);
 
   // Encode a single dirty rect using compressor.
-  void EncodeRect(const gfx::Rect& rect, bool last);
+  void EncodeRect(const SkIRect& rect, bool last);
 
   // Marks a packet as the first in a series of rectangle updates.
-  void PrepareUpdateStart(const gfx::Rect& rect, VideoPacket* packet);
+  void PrepareUpdateStart(const SkIRect& rect, VideoPacket* packet);
 
   // Retrieves a pointer to the output buffer in |update| used for storing the
   // encoded rectangle data.  Will resize the buffer to |size|.