Clean up a few more unused globals.

chrome/browser/ui/cocoa/find_bar/find_bar_text_field_cell.mm

Index: chrome/browser/ui/cocoa/find_bar/find_bar_text_field_cell.mm
diff --git a/chrome/browser/ui/cocoa/find_bar/find_bar_text_field_cell.mm b/chrome/browser/ui/cocoa/find_bar/find_bar_text_field_cell.mm
index 82b0bf045ebd211917cf099dfdce60a29df98dc0..7c669d5459fb0738ee29f6296f53e497c80d7a6f 100644
--- a/chrome/browser/ui/cocoa/find_bar/find_bar_text_field_cell.mm
+++ b/chrome/browser/ui/cocoa/find_bar/find_bar_text_field_cell.mm
@@ -24,10 +24,6 @@ const NSInteger kResultsTokenInset = 3;
 // Assumes -setFlipped:YES.
 const NSInteger kResultsYOffset = 4;
 
-// How far the editor insets itself, for purposes of determining if
-// decorations need to be trimmed.
-const CGFloat kEditorHorizontalInset = 3.0;
-
 // Conveniences to centralize width+offset calculations.
 CGFloat WidthForResults(NSAttributedString* resultsString) {
   return kResultsXOffset + ceil([resultsString size].width) +