Removing obsolete code.

ios/chrome/browser/ui/fullscreen_controller.mm

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #import "ios/chrome/browser/ui/fullscreen_controller.h"
 
 #include <cmath>
 
 #include "base/logging.h"
 #include "base/mac/objc_property_releaser.h"
@@ skipping 22 matching lines @@
   ~ScopedIncrementer() { --(*value_); }
 
  private:
   int* value_;
 };
 
 CGFloat kPrecision = 0.00001;
 
 // Duration for the delay before showing the omnibox.
 const double kShowOmniboxDelaySeconds = 0.5;
-// Default duration for the delay before hiding the omnibox.
-const double kDefaultHideOmniboxDelaySeconds = 3.0;
-// Duration for the delay before hiding the omnibox.
-double gHideOmniboxDelaySeconds = kDefaultHideOmniboxDelaySeconds;
 // Indicates if the FullScreenController returns nil from |init|. Used for
 // testing purposes.
 BOOL gEnabledForTests = YES;
 
 // Compares that two CGFloat a and b are within a range of kPrecision of each
 // other.
 BOOL CGFloatEquals(CGFloat a, CGFloat b) {
   CGFloat delta = std::abs(a - b);
 
   return delta < kPrecision;
@@ skipping 762 matching lines @@
   overscrollActionsInProgress_ = YES;
 }
 
 - (void)overscrollActionsDidEnd {
   [self decrementFullScreenLock];
   overscrollActionsInProgress_ = NO;
 }
 
 #pragma mark - Used for testing
 
-+ (void)setHideOmniboxDelaySeconds:(double)hideOmniboxDelaySeconds {
-  gHideOmniboxDelaySeconds = hideOmniboxDelaySeconds;
-}
-
-+ (void)resetHideOmniboxDelaySeconds {
-  gHideOmniboxDelaySeconds = kDefaultHideOmniboxDelaySeconds;
-}
-
 + (void)setEnabledForTests:(BOOL)enabled {
   gEnabledForTests = enabled;
 }
 
 @end