Add platform/geometry pretty printers for logging and testing

third_party/WebKit/Source/platform/geometry/IntRectTest.cpp

 // Copyright 2016 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 "platform/geometry/IntRect.h"
 
 #include "testing/gtest/include/gtest/gtest.h"
-#include "wtf/text/WTFString.h"
 
 namespace blink {
 
-#ifndef NDEBUG
-TEST(IntRectTest, ToString)
+TEST(IntRectTest, Formatting)
 {
     IntRect emptyRect = IntRect();
-    EXPECT_EQ(String("0,0 0x0"), emptyRect.toString());
+    std::ostringstream emptyRectStream;
+    emptyRectStream << emptyRect;
+    EXPECT_EQ("IntRect(x=0, y=0, width=0, height=0)", emptyRectStream.str());
 
     IntRect rect(1, 2, 3, 4);
-    EXPECT_EQ(String("1,2 3x4"), rect.toString());
+    std::ostringstream rectStream;

[esprehn, 2016/07/29 18:07:38]

I'm not a big fan of making the tests so ugly like this why not keep the
toString() and make the operator<< call it instead?

+    rectStream << rect;
+    EXPECT_EQ("IntRect(x=1, y=2, width=3, height=4)", rectStream.str());
 }
-#endif
 
 } // namespace blink