Enabled scaling zoom for TOUCH_UI.

content/renderer/render_view.cc

Index: content/renderer/render_view.cc
diff --git a/content/renderer/render_view.cc b/content/renderer/render_view.cc
index a09f7323d5e22dfdd84b9c30786d61a2fcfb5e96..a2f4bbe13834d24923cd81b4dec017691212cc35 100644
--- a/content/renderer/render_view.cc
+++ b/content/renderer/render_view.cc
@@ -3328,7 +3328,7 @@ void RenderView::OnZoom(PageZoom::Function function) {
     return;
 
   webview()->hidePopups();
-
+#ifndef TOUCH_UI

[jam, 2011/08/11 20:44:56]

nit: normal convention is "!defined(TOUCH_UI)"

[Fady Samuel, 2011/08/12 21:58:13]

Done.

   double old_zoom_level = webview()->zoomLevel();
   double zoom_level;
   if (function == PageZoom::RESET) {
@@ -3349,8 +3349,17 @@ void RenderView::OnZoom(PageZoom::Function function) {
       zoom_level = static_cast<int>(old_zoom_level);
     }
   }
-
   webview()->setZoomLevel(false, zoom_level);
+#else
+  double old_page_scale_factor = webview()->pageScaleFactor();
+  double page_scale_factor;
+  if (function == PageZoom::RESET) {
+    page_scale_factor = 1.0;
+  } else {
+    page_scale_factor = old_page_scale_factor + (function > 0 ? 0.1 : -0.1);

[jam, 2011/08/11 20:44:56]

these all need to be constants

+  }
+  webview()->scalePage(page_scale_factor, WebPoint(0, 0));
+#endif
   zoomLevelChanged();
 }