cc: Remove and Create the correct tiles when resizing live tiles rect

cc/base/tiling_data.cc

Index: cc/base/tiling_data.cc
diff --git a/cc/base/tiling_data.cc b/cc/base/tiling_data.cc
index 9d4185dc4f8c71453eb9ca22fa6cbe1cc7de85f9..ffef69c6f2b7cfc3ef2919c62c9ec6bf4d5725de 100644
--- a/cc/base/tiling_data.cc
+++ b/cc/base/tiling_data.cc
@@ -379,24 +379,17 @@ TilingData::DifferenceIterator::DifferenceIterator(
     return;
   }
 
-  consider_left_ =
-      tiling_data_->FirstBorderTileXIndexFromSrcCoord(consider.x());
-  consider_top_ =
-      tiling_data_->FirstBorderTileYIndexFromSrcCoord(consider.y());
-  consider_right_ =
-      tiling_data_->LastBorderTileXIndexFromSrcCoord(consider.right() - 1);
+  consider_left_ = tiling_data_->TileXIndexFromSrcCoord(consider.x());
+  consider_top_ = tiling_data_->TileYIndexFromSrcCoord(consider.y());
+  consider_right_ = tiling_data_->TileXIndexFromSrcCoord(consider.right() - 1);
   consider_bottom_ =
-      tiling_data_->LastBorderTileYIndexFromSrcCoord(consider.bottom() - 1);
+      tiling_data_->TileYIndexFromSrcCoord(consider.bottom() - 1);
 
   if (!ignore.IsEmpty()) {
-    ignore_left_ =
-        tiling_data_->FirstBorderTileXIndexFromSrcCoord(ignore.x());
-    ignore_top_ =
-        tiling_data_->FirstBorderTileYIndexFromSrcCoord(ignore.y());
-    ignore_right_ =
-        tiling_data_->LastBorderTileXIndexFromSrcCoord(ignore.right() - 1);
-    ignore_bottom_ =
-        tiling_data_->LastBorderTileYIndexFromSrcCoord(ignore.bottom() - 1);
+    ignore_left_ = tiling_data_->TileXIndexFromSrcCoord(ignore.x());
+    ignore_top_ = tiling_data_->TileYIndexFromSrcCoord(ignore.y());
+    ignore_right_ = tiling_data_->TileXIndexFromSrcCoord(ignore.right() - 1);
+    ignore_bottom_ = tiling_data_->TileYIndexFromSrcCoord(ignore.bottom() - 1);
 
     // Clamp ignore indices to consider indices.
     ignore_left_ = std::max(ignore_left_, consider_left_);