Gtk: Make click target of tabs match their appearance.

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

Index: chrome/browser/ui/views/tabs/tab.cc
diff --git a/chrome/browser/ui/views/tabs/tab.cc b/chrome/browser/ui/views/tabs/tab.cc
index b675565aac39662ddb027e0c94af2c81b1d1e4b6..be385c32611c5d2ec581ae8211e96e9ce2d5f0d5 100644
--- a/chrome/browser/ui/views/tabs/tab.cc
+++ b/chrome/browser/ui/views/tabs/tab.cc
@@ -9,6 +9,7 @@
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/defaults.h"
 #include "chrome/browser/themes/theme_service.h"
+#include "chrome/browser/ui/tabs/tab_resources.h"
 #include "grit/generated_resources.h"
 #include "grit/theme_resources.h"
 #include "grit/theme_resources_standard.h"
@@ -84,11 +85,6 @@ static const SkColor kMiniTitleChangeGradientColor1 = SK_ColorWHITE;
 static const SkColor kMiniTitleChangeGradientColor2 =
     SkColorSetARGB(0, 255, 255, 255);
 
-// Hit mask constants.
-static const SkScalar kTabCapWidth = 15;
-static const SkScalar kTabTopCurveWidth = 4;
-static const SkScalar kTabBottomCurveWidth = 3;
-
 // static
 const char Tab::kViewClassName[] = "browser/tabs/Tab";
 
@@ -325,29 +321,7 @@ bool Tab::HasHitTestMask() const {
 }
 
 void Tab::GetHitTestMask(gfx::Path* path) const {
-  DCHECK(path);
-
-  SkScalar h = SkIntToScalar(height());
-  SkScalar w = SkIntToScalar(width());
-
-  path->moveTo(0, h);
-
-  // Left end cap.
-  path->lineTo(kTabBottomCurveWidth, h - kTabBottomCurveWidth);
-  path->lineTo(kTabCapWidth - kTabTopCurveWidth, kTabTopCurveWidth);
-  path->lineTo(kTabCapWidth, 0);
-
-  // Connect to the right cap.
-  path->lineTo(w - kTabCapWidth, 0);
-
-  // Right end cap.
-  path->lineTo(w - kTabCapWidth + kTabTopCurveWidth, kTabTopCurveWidth);
-  path->lineTo(w - kTabBottomCurveWidth, h - kTabBottomCurveWidth);
-  path->lineTo(w, h);
-
-  // Close out the path.
-  path->lineTo(0, h);
-  path->close();
+  TabResources::GetHitTestMask(width(), height(), path);
 }
 
 bool Tab::GetTooltipTextOrigin(const gfx::Point& p, gfx::Point* origin) {