Add platform/geometry pretty printers for logging and testing

third_party/WebKit/Source/platform/testing/PaintPrinters.cpp

 // Copyright 2015 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/testing/PaintPrinters.h"
 
 #include "platform/graphics/paint/PaintChunk.h"
 #include "platform/graphics/paint/PaintChunkProperties.h"
 #include <iomanip> // NOLINT
 #include <ostream> // NOLINT
@@ skipping 15 matching lines @@
 static void PrintPointer(const void* ptr, std::ostream& os)
 {
     StreamStateSaver saver(os);
     uintptr_t intPtr = reinterpret_cast<uintptr_t>(ptr);
     os << "0x" << std::setfill('0') << std::setw(sizeof(uintptr_t) * 2) << std::hex << intPtr;
 }
 
 void PrintTo(const ClipPaintPropertyNode& node, std::ostream* os)
 {
     *os << "ClipPaintPropertyNode(clip=";
-    PrintTo(node.clipRect(), os);
+    *os << node.clipRect();
     *os << ", localTransformSpace=";
     PrintPointer(node.localTransformSpace(), *os);
     *os << ", parent=";
     PrintPointer(node.parent(), *os);
     *os << ")";
 }
 
 void PrintTo(const PaintChunk& chunk, std::ostream* os)
 {
     *os << "PaintChunk(begin=" << chunk.beginIndex
         << ", end=" << chunk.endIndex
         << ", id=";
     if (!chunk.id) {
         *os << "null";
     } else {
         *os << "(" << &chunk.id->client << ", ";
 #ifndef NDEBUG
         *os << DisplayItem::typeAsDebugString(chunk.id->type);
 #else
         *os << static_cast<int>(chunk.id->type);
 #endif
         *os << ")";
     }
     *os << ", props=";
     PrintTo(chunk.properties, os);
     *os << ", bounds=";
-    PrintTo(chunk.bounds, os);
+    *os << chunk.bounds;
     *os << ", knownToBeOpaque=" << chunk.knownToBeOpaque << ")";
 }
 
 void PrintTo(const PaintChunkProperties& properties, std::ostream* os)
 {
     *os << "PaintChunkProperties(";
     bool printedProperty = false;
     if (properties.transform) {
         *os << "transform=";
         PrintTo(*properties.transform, os);
@@ skipping 21 matching lines @@
     *os << "backfaceHidden=" << properties.backfaceHidden;
 
     *os << ")";
 }
 
 void PrintTo(const TransformPaintPropertyNode& transformPaintProperty, std::ostream* os)
 {
     *os << "TransformPaintPropertyNode(matrix=";
     PrintTo(transformPaintProperty.matrix(), os);
     *os << ", origin=";
-    PrintTo(transformPaintProperty.origin(), os);
+    *os << transformPaintProperty.origin();
     *os << ")";
 }
 
 void PrintTo(const EffectPaintPropertyNode& effect, std::ostream* os)
 {
     *os << "EffectPaintPropertyNode(opacity=" << effect.opacity() << ")";
 }
 
 } // namespace blink