[Mac] First part of Omnibox decoration refactor. Enable ev bubble.

chrome/browser/cocoa/location_bar/autocomplete_text_field.mm

Index: chrome/browser/cocoa/location_bar/autocomplete_text_field.mm
diff --git a/chrome/browser/cocoa/location_bar/autocomplete_text_field.mm b/chrome/browser/cocoa/location_bar/autocomplete_text_field.mm
index bfc608091251382f6b303fabc62080638d0ab7d1..3a1dc322a99c96e613abd6493fbd0718718b728e 100644
--- a/chrome/browser/cocoa/location_bar/autocomplete_text_field.mm
+++ b/chrome/browser/cocoa/location_bar/autocomplete_text_field.mm
@@ -211,9 +211,9 @@
   for (AutocompleteTextFieldIcon* icon in [cell layedOutIcons:fieldBounds])
     [self addCursorRect:[icon rect] cursor:[NSCursor arrowCursor]];
 
-  // Special-case the location image, since it is not in |-layedOutIcons|.
-  const NSRect locationIconFrame = [cell locationIconFrameForFrame:fieldBounds];
-  [self addCursorRect:locationIconFrame cursor:[NSCursor arrowCursor]];
+  // TODO(shess): This needs to traverse the LocationBarDecorations
+  // and put up a cursor for them, too.  Except for the keyword-search
+  // stuff?  Sigh.
 }
 
 // TODO(shess): -resetFieldEditorFrameIfNeeded is the place where
@@ -405,8 +405,4 @@
            actionMenuForEvent:event inRect:[self bounds] ofView:self];
 }
 
-- (NSPasteboard*)locationDragPasteboard {
-  return [[self autocompleteTextFieldCell] locationDragPasteboard];
-}
-
 @end