aura: Make aura::TooltipClient completely static?

ui/aura_shell/shell_tooltip_manager.cc

 // Copyright (c) 2011 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 "ui/aura_shell/shell_tooltip_manager.h"
 
 #include <vector>
 
 #include "base/location.h"
 #include "base/string_split.h"
@@ skipping 11 matching lines @@
 #include "ui/views/background.h"
 #include "ui/views/border.h"
 #include "ui/views/controls/label.h"
 #include "ui/views/widget/widget.h"
 
 namespace {
 
 SkColor kTooltipBackground = 0xFFFFFFCC;
 SkColor kTooltipBorder = 0xFF000000;
 int kTooltipBorderWidth = 1;
+int kTooltipHorizontalPadding = 3;
+int kTooltipVerticalPadding = 1;
 int kTooltipTimeoutMs = 500;
 
 // FIXME: get cursor offset from actual cursor size.
 int kCursorOffsetX = 10;
 int kCursorOffsetY = 15;
 
 // Maximum number of characters we allow in a tooltip.
 const size_t kMaxTooltipLength = 1024;
 
 // Maximum number of lines we allow in the tooltip.
@@ skipping 77 matching lines @@
     widget_->Close();
   }
 
   // Updates the text on the tooltip and resizes to fit.
   void SetText(string16 tooltip_text, gfx::Point location) {
     int max_width, line_count;
     TrimTooltipToFit(&tooltip_text, &max_width, &line_count,
                      location.x(), location.y());
     label_.SetText(tooltip_text);
 
-    SetTooltipBounds(location, max_width + 2 * kTooltipBorderWidth,
-                     label_.GetPreferredSize().height());
+    SetTooltipBounds(location,
+        max_width + 2 * kTooltipBorderWidth + 2 * kTooltipHorizontalPadding,
+        label_.GetPreferredSize().height() + 2 * kTooltipVerticalPadding);
   }
 
   // Shows the tooltip.
   void Show() {
     widget_->Show();
   }
 
   // Hides the tooltip.
   void Hide() {
     widget_->Hide();
@@ skipping 130 matching lines @@
       ui::ResourceBundle::BaseFont);
 }
 
 // static
 int TooltipClient::GetMaxWidth(int x, int y) {
   gfx::Rect monitor_bounds =
       gfx::Screen::GetMonitorAreaNearestPoint(gfx::Point(x, y));
   return (monitor_bounds.width() + 1) / 2;
 }
 
+// static
+void TooltipClient::UpdateTooltip(Window* target) {
+  if (aura_shell::Shell::GetInstance()->tooltip_manager())
+    aura_shell::Shell::GetInstance()->tooltip_manager()->UpdateTooltip(target);
+}
+
 }  // namespace aura