Revert 168908 "Col width is not honored when dynamically updated..."

trunk/Source/core/rendering/RenderTableCol.cpp

Index: trunk/Source/core/rendering/RenderTableCol.cpp
===================================================================
--- trunk/Source/core/rendering/RenderTableCol.cpp	(revision 169021)
+++ trunk/Source/core/rendering/RenderTableCol.cpp	(working copy)
@@ -51,24 +51,8 @@
     // If border was changed, notify table.
     if (parent()) {
         RenderTable* table = this->table();
-        if (table && !table->selfNeedsLayout() && !table->normalChildNeedsLayout() && oldStyle && oldStyle->border() != style()->border()) {
+        if (table && !table->selfNeedsLayout() && !table->normalChildNeedsLayout() && oldStyle && oldStyle->border() != style()->border())
             table->invalidateCollapsedBorders();
-        } else if (oldStyle && oldStyle->logicalWidth() != style()->logicalWidth()) {
-            // FIXME : setPreferredLogicalWidthsDirty is done for all cells as of now.
-            // Need to find a better way so that only the cells which are changed by
-            // the col width should have preferred logical widths recomputed.
-            unsigned nEffCols = table->numEffCols();
-            for (RenderTableSection* section = table->topSection(); section; section = table->sectionBelow(section)) {
-                for (unsigned j = 0; j < nEffCols; j++) {
-                    for (unsigned i = 0; i < section->numRows(); i++) {
-                        RenderTableCell* cell = section->primaryCellAt(i, j);
-                        if (!cell)
-                            continue;
-                        cell->setPreferredLogicalWidthsDirty();
-                    }
-                }
-            }
-        }
     }
 }