Fix omnibox mouse click highlight/word select/focus issue in aura build.

views/view_aura.cc

Index: views/view_aura.cc
diff --git a/views/view_aura.cc b/views/view_aura.cc
index f01e9b9b8cf9300782a4e74fbc15dc035f3fdea3..1cb7c6953f73e9113fd22599735dea96a679db72 100644
--- a/views/view_aura.cc
+++ b/views/view_aura.cc
@@ -11,11 +11,13 @@ gfx::NativeViewAccessible View::GetNativeViewAccessible() {
 }
 
 int View::GetHorizontalDragThreshold() {
-  return 0;
+  // Use the default horizontal drag threshold on gtk for now.

[oshima, 2011/11/11 01:52:32]

same as what gtk uses.

+  // TODO(jennyz): We may need to adjust this value for different platform.
+  return 8;

[oshima, 2011/11/11 01:52:32]

This has to be adjusted for different display density.

(i've been told to avoid "we":)

 }
 
 int View::GetVerticalDragThreshold() {
-  return 0;
+  return GetHorizontalDragThreshold();
 }
 
 }  // namespace views