mac: Remove IsOSLion().

chrome/browser/ui/cocoa/exclusive_access_bubble_view.mm

Index: chrome/browser/ui/cocoa/exclusive_access_bubble_view.mm
diff --git a/chrome/browser/ui/cocoa/exclusive_access_bubble_view.mm b/chrome/browser/ui/cocoa/exclusive_access_bubble_view.mm
index 39061e5622900fa2c340106370b2d905eb969c15..a482c4d7d3c195f8930898e6e5547f2a0fef2309 100644
--- a/chrome/browser/ui/cocoa/exclusive_access_bubble_view.mm
+++ b/chrome/browser/ui/cocoa/exclusive_access_bubble_view.mm
@@ -4,7 +4,6 @@
 
 #import "chrome/browser/ui/cocoa/exclusive_access_bubble_view.h"
 
-#include "base/mac/mac_util.h"
 #include "base/mac/scoped_nsobject.h"
 #include "ui/gfx/scoped_ns_graphics_context_save_gstate_mac.h"
 
@@ -14,10 +13,7 @@ const CGFloat kShadowTop = 20;
 const CGFloat kShadowBottom = 50;
 const CGFloat kShadowLeft = 50;
 const CGFloat kShadowRight = 50;
-const CGFloat kShadowBlurRadius = 150;
-// NOTE(koz): The blur radius parameter to setShadowBlurRadius: has a bigger
-// effect on lion, so use a smaller value for it.
-const CGFloat kShadowBlurRadiusLion = 30;
+const CGFloat kShadowBlurRadius = 30;
 const CGFloat kShadowAlpha = 0.5;
 const CGFloat kBubbleCornerRadius = 8.0;
 }
@@ -41,11 +37,7 @@ const CGFloat kBubbleCornerRadius = 8.0;
   [[NSColor whiteColor] set];
   gfx::ScopedNSGraphicsContextSaveGState scoped_g_state;
   base::scoped_nsobject<NSShadow> shadow([[NSShadow alloc] init]);
-  if (base::mac::IsOSLionOrLater()) {
-    [shadow setShadowBlurRadius:kShadowBlurRadiusLion];
-  } else {
-    [shadow setShadowBlurRadius:kShadowBlurRadius];
-  }
+  [shadow setShadowBlurRadius:kShadowBlurRadius];
   [shadow setShadowColor:[[NSColor blackColor]
                              colorWithAlphaComponent:kShadowAlpha]];
   [shadow set];