Remove clips where we can show that they are unnecessary.

Source/core/platform/graphics/RoundedRectTest.cpp

+/*
+ * Copyright (C) 2013 Google Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "config.h"
+#include "core/platform/graphics/RoundedRect.h"
+
+#include "core/platform/graphics/IntRect.h"
+
+#include <gtest/gtest.h>
+
+using namespace WebCore;
+
+namespace WebCore {
+
+// FIXME: Move this somewhere more generic.
+void PrintTo(const IntRect& rect, std::ostream* os)
+{
+    *os << "IntRect("
+        << rect.x() << ", "
+        << rect.y() << ", "
+        << rect.width() << ", "
+        << rect.height() << ")";
+}
+
+} // namespace WebCore
+
+namespace {
+
+TEST(RoundedRectTest, RadiusCenterRectZeroRadius)
+{
+    RoundedRect rr(100, 200, 300, 400);
+    EXPECT_TRUE(rr.rect().contains(rr.radiusCenterRect()));
+    EXPECT_EQ(IntRect(100, 200, 300, 400), rr.radiusCenterRect());
+}
+
+TEST(RoundedRectTest, RadiusCenterRectEqualRadius)
+{
+    RoundedRect rr(IntRect(100, 200, 300, 400), IntSize(10, 10), IntSize(10, 10), IntSize(10, 10), IntSize(10, 10));
+    EXPECT_TRUE(rr.rect().contains(rr.radiusCenterRect()));
+    EXPECT_EQ(IntRect(110, 210, 280, 380), rr.radiusCenterRect());
+}
+
+TEST(RoundedRectTest, RadiusCenterRectUnequalRadius)
+{
+    RoundedRect rr(IntRect(100, 200, 300, 400), IntSize(5, 5), IntSize(10, 10), IntSize(15, 15), IntSize(20, 20));
+    EXPECT_TRUE(rr.rect().contains(rr.radiusCenterRect()));
+    EXPECT_EQ(IntRect(115, 210, 265, 370), rr.radiusCenterRect());
+}
+
+TEST(RoundedRectTest, RadiusCenterRectElliptical)
+{
+    RoundedRect rr(IntRect(100, 200, 300, 400), IntSize(20, 10), IntSize(20, 10), IntSize(10, 20), IntSize(10, 20));
+    EXPECT_TRUE(rr.rect().contains(rr.radiusCenterRect()));
+    EXPECT_EQ(IntRect(120, 210, 260, 370), rr.radiusCenterRect());
+}
+
+} // namespace