Replace instances of LINUX2 with OS_CHROMEOS and linux2 with chromeos.

chrome/browser/gtk/tabs/tab_strip_gtk.cc

 // Copyright (c) 2009 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/gtk/tabs/tab_strip_gtk.h"
 
 #include <algorithm>
 
 #include "app/gfx/canvas_paint.h"
 #include "app/l10n_util.h"
 #include "app/resource_bundle.h"
 #include "app/slide_animation.h"
 #include "base/gfx/gtk_util.h"
 #include "base/gfx/point.h"
 #include "chrome/browser/browser_theme_provider.h"
 #include "chrome/browser/gtk/custom_button.h"
 #include "chrome/browser/gtk/gtk_dnd_util.h"
 #include "chrome/browser/gtk/gtk_theme_provider.h"
 #include "chrome/browser/gtk/tabs/dragged_tab_controller_gtk.h"
 #include "chrome/browser/profile.h"
 #include "chrome/browser/tab_contents/tab_contents.h"
 #include "chrome/common/gtk_util.h"
 #include "grit/app_resources.h"
 #include "grit/theme_resources.h"
 
-#if defined(LINUX2)
+#if defined(OS_CHROMEOS)
 #include "chrome/browser/browser.h"
 #include "chrome/browser/browser_list.h"
 #include "chrome/browser/gtk/browser_window_gtk.h"
 #include "chrome/browser/metrics/user_metrics.h"
 #include "chrome/browser/views/tabs/tab_overview_types.h"
 #include "chrome/common/x11_util.h"
 #endif
 
 namespace {
 
@@ skipping 457 matching lines @@
                    G_CALLBACK(OnDragDrop), this);
   g_signal_connect(G_OBJECT(tabstrip_.get()), "drag-leave",
                    G_CALLBACK(OnDragLeave), this);
   g_signal_connect(G_OBJECT(tabstrip_.get()), "drag-failed",
                    G_CALLBACK(OnDragFailed), this);
   g_signal_connect(G_OBJECT(tabstrip_.get()), "drag-data-received",
                    G_CALLBACK(OnDragDataReceived), this);
 
   newtab_button_.reset(MakeNewTabButton());
 
-#if defined(LINUX2)
+#if defined(OS_CHROMEOS)
   tab_overview_button_.reset(MakeTabOverviewButton());
 #endif
 
   gtk_widget_show_all(tabstrip_.get());
 
   bounds_ = GetInitialWidgetBounds(tabstrip_.get());
 
   if (drop_indicator_width == 0) {
     // Direction doesn't matter, both images are the same size.
     GdkPixbuf* drop_image = GetDropArrowImage(true);
@@ skipping 21 matching lines @@
   int tab_count = GetTabCount();
   int tab_right = 0;
   for (int i = 0; i < tab_count; ++i) {
     const gfx::Rect& bounds = tab_data_.at(i).ideal_bounds;
     TabGtk* tab = GetTabAt(i);
     SetTabBounds(tab, bounds);
     tab_right = bounds.right() + kTabHOffset;
   }
 
   LayoutNewTabButton(static_cast<double>(tab_right), current_unselected_width_);
-#if defined(LINUX2)
+#if defined(OS_CHROMEOS)
   gtk_fixed_move(GTK_FIXED(tabstrip_.get()), tab_overview_button_->widget(),
                  bounds_.width() - tab_overview_button_->width(), 0);
 #endif
   gtk_widget_queue_draw(tabstrip_.get());
 }
 
 void TabStripGtk::SchedulePaint() {
   gtk_widget_queue_draw(tabstrip_.get());
 }
 
@@ skipping 421 matching lines @@
 
 void TabStripGtk::LayoutNewTabButton(double last_tab_right,
                                      double unselected_width) {
   gfx::Rect bounds(0, kNewTabButtonVOffset,
                    newtab_button_->width(), newtab_button_->height());
   int delta = abs(Round(unselected_width) - TabGtk::GetStandardSize().width());
   if (delta > 1 && !resize_layout_scheduled_) {
     // We're shrinking tabs, so we need to anchor the New Tab button to the
     // right edge of the TabStrip's bounds, rather than the right edge of the
     // right-most Tab, otherwise it'll bounce when animating.
-#if defined(LINUX2)
+#if defined(OS_CHROMEOS)
     bounds.set_x(bounds_.width() - newtab_button_->width() -
                  tab_overview_button_->width());
 #else
     bounds.set_x(bounds_.width() - newtab_button_->width());
 #endif
   } else {
     bounds.set_x(Round(last_tab_right - kTabHOffset) + kNewTabButtonHOffset);
   }
   bounds.set_x(gtk_util::MirroredLeftPointForRect(tabstrip_.get(), bounds));
 
@@ skipping 15 matching lines @@
     *selected_width = min_selected_width;
     return;
   }
 
   // Determine how much space we can actually allocate to tabs.
   int available_width = tabstrip_->allocation.width;
   if (available_width_for_tabs_ < 0) {
     available_width = bounds_.width();
     available_width -=
         (kNewTabButtonHOffset + newtab_button_->width());
-#if defined(LINUX2)
+#if defined(OS_CHROMEOS)
     available_width -= tab_overview_button_->width();
 #endif
   } else {
     // Interesting corner case: if |available_width_for_tabs_| > the result
     // of the calculation in the conditional arm above, the strip is in
     // overflow.  We can either use the specified width or the true available
     // width here; the first preserves the consistent "leave the last tab under
     // the user's mouse so they can close many tabs" behavior at the cost of
     // prolonging the glitchy appearance of the overflow state, while the second
     // gets us out of overflow as soon as possible but forces the user to move
@@ skipping 411 matching lines @@
   event->area.x = 0;
   event->area.y = 0;
   event->area.width = tabstrip->bounds_.width();
   event->area.height = tabstrip->bounds_.height();
   gdk_region_union_with_rect(event->region, &event->area);
 
   // Paint the New Tab button.
   gtk_container_propagate_expose(GTK_CONTAINER(tabstrip->tabstrip_.get()),
       tabstrip->newtab_button_->widget(), event);
 
-#if defined(LINUX2)
+#if defined(OS_CHROMEOS)
   // Paint the tab overview button.
   gtk_container_propagate_expose(GTK_CONTAINER(tabstrip->tabstrip_.get()),
       tabstrip->tab_overview_button_->widget(), event);
 #endif
 
   // Paint the tabs in reverse order, so they stack to the left.
   TabGtk* selected_tab = NULL;
   int tab_count = tabstrip->GetTabCount();
   for (int i = tab_count - 1; i >= 0; --i) {
     TabGtk* tab = tabstrip->GetTabAt(i);
@@ skipping 121 matching lines @@
       IDR_NEWTAB_BUTTON_P, IDR_NEWTAB_BUTTON_H, 0, NULL);
 
   g_signal_connect(G_OBJECT(button->widget()), "clicked",
                    G_CALLBACK(OnNewTabClicked), this);
   GTK_WIDGET_UNSET_FLAGS(button->widget(), GTK_CAN_FOCUS);
   gtk_fixed_put(GTK_FIXED(tabstrip_.get()), button->widget(), 0, 0);
 
   return button;
 }
 
-#if defined(LINUX2)
+#if defined(OS_CHROMEOS)
 CustomDrawButton* TabStripGtk::MakeTabOverviewButton() {
   CustomDrawButton* button =
       new CustomDrawButton(IDR_TAB_OVERVIEW_BUTTON_ICON, 0, 0, 0, NULL);
 
   g_signal_connect(G_OBJECT(button->widget()), "clicked",
                    G_CALLBACK(OnTabOverviewButtonClicked), this);
   GTK_WIDGET_UNSET_FLAGS(button->widget(), GTK_CAN_FOCUS);
   gtk_fixed_put(GTK_FIXED(tabstrip_.get()), button->widget(), 0, 0);
 
   return button;
 }
 
 // static
 void TabStripGtk::OnTabOverviewButtonClicked(GtkWidget* widget,
                                              TabStripGtk* tabstrip) {
   Browser* browser = BrowserList::GetLastActive();
   DCHECK(browser);  // In order for the user to click on the tab there should
                     // be an active browser.
   TabOverviewTypes::Message message;
   message.set_type(TabOverviewTypes::Message::WM_SWITCH_TO_OVERVIEW_MODE);
   GtkWidget* browser_widget = GTK_WIDGET(
       static_cast<BrowserWindowGtk*>(browser->window())->GetNativeHandle());
   message.set_param(0, x11_util::GetX11WindowFromGtkWidget(browser_widget));
   TabOverviewTypes::instance()->SendMessage(message);
 
   UserMetrics::RecordAction(L"TabOverview_PressedTabOverviewButton",
                             tabstrip->model_->profile());
 }
 #endif