More differentiation in multiselect mode

chrome/browser/ui/views/tabs/tab.cc

 // Copyright (c) 2012 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.
 
 #include "chrome/browser/ui/views/tabs/tab.h"
 
 #include <limits>
 
 #include "base/command_line.h"
 #include "base/debug/alias.h"
@@ skipping 63 matching lines @@
 // the width of a pinned tab is at least kPinnedTabExtraWidthToRenderAsNormal
 // larger than the desired pinned tab width then the tab is rendered as a normal
 // tab. This is done to avoid having the title immediately disappear when
 // transitioning a tab from normal to pinned tab.
 const int kPinnedTabExtraWidthToRenderAsNormal = 30;
 
 // How opaque to make the hover state (out of 1).
 const double kHoverOpacity = 0.33;
 
 // Opacity of the active tab background painted over inactive selected tabs.
-const double kSelectedTabOpacity = 0.45;
+const double kSelectedTabOpacity = 0.3;
 
 // Inactive selected tabs have their throb value scaled by this.
 const double kSelectedTabThrobScale = 0.95 - kSelectedTabOpacity;
 
 // Durations for the various parts of the pinned tab title animation.
 const int kPinnedTitleChangeAnimationDuration1MS = 1600;
 const int kPinnedTitleChangeAnimationStart1MS = 0;
 const int kPinnedTitleChangeAnimationEnd1MS = 1900;
 const int kPinnedTitleChangeAnimationDuration2MS = 0;
 const int kPinnedTitleChangeAnimationDuration3MS = 550;
@@ skipping 1518 matching lines @@
                          const gfx::ImageSkia& image) {
   DCHECK_NE(scale_factor, ui::SCALE_FACTOR_NONE);
   ImageCacheEntry entry;
   entry.resource_id = resource_id;
   entry.scale_factor = scale_factor;
   entry.image = image;
   image_cache_->push_front(entry);
   if (image_cache_->size() > kMaxImageCacheSize)
     image_cache_->pop_back();
 }