Revert 96327 - Switch over to using SkRegions to calculate dirty areas.

remoting/host/x_server_pixel_buffer.cc

Index: remoting/host/x_server_pixel_buffer.cc
===================================================================
--- remoting/host/x_server_pixel_buffer.cc	(revision 96327)
+++ remoting/host/x_server_pixel_buffer.cc	(working copy)
@@ -148,21 +148,21 @@
   }
 }
 
-uint8* XServerPixelBuffer::CaptureRect(const SkIRect& rect) {
+uint8* XServerPixelBuffer::CaptureRect(const gfx::Rect& rect) {
   if (shm_segment_info_) {
     if (shm_pixmap_) {
       XCopyArea(display_, root_window_, shm_pixmap_, shm_gc_,
-                rect.fLeft, rect.fTop, rect.width(), rect.height(),
-                rect.fLeft, rect.fTop);
+                rect.x(), rect.y(), rect.width(), rect.height(),
+                rect.x(), rect.y());
       XSync(display_, False);
     }
     return reinterpret_cast<uint8*>(x_image_->data) +
-        rect.fTop * x_image_->bytes_per_line +
-        rect.fLeft * x_image_->bits_per_pixel / 8;
+        rect.y() * x_image_->bytes_per_line +
+        rect.x() * x_image_->bits_per_pixel / 8;
   } else {
     if (x_image_)
       XDestroyImage(x_image_);
-    x_image_ = XGetImage(display_, root_window_, rect.fLeft, rect.fTop,
+    x_image_ = XGetImage(display_, root_window_, rect.x(), rect.y(),
                          rect.width(), rect.height(), AllPlanes, ZPixmap);
     return reinterpret_cast<uint8*>(x_image_->data);
   }