Rename WebCore namespace to blink in Platform

Source/platform/graphics/LoggingCanvas.cpp

Index: Source/platform/graphics/LoggingCanvas.cpp
diff --git a/Source/platform/graphics/LoggingCanvas.cpp b/Source/platform/graphics/LoggingCanvas.cpp
index c39c872e47b1aa003429544c4381b6f6bf156010..e581dc5ec961300cd2fec7dd9fcc4cd798a6acb9 100644
--- a/Source/platform/graphics/LoggingCanvas.cpp
+++ b/Source/platform/graphics/LoggingCanvas.cpp
@@ -37,7 +37,7 @@
 #include "wtf/text/Base64.h"
 #include "wtf/text/TextEncoding.h"
 
-namespace WebCore {
+namespace blink {
 
 class AutoLogger {
 public:
@@ -614,7 +614,7 @@ PassRefPtr<JSONObject> LoggingCanvas::objectForBitmapData(const SkBitmap& bitmap
 {
     RefPtr<JSONObject> dataItem = JSONObject::create();
     Vector<unsigned char> output;
-    WebCore::PNGImageEncoder::encode(bitmap, &output);
+    blink::PNGImageEncoder::encode(bitmap, &output);
     dataItem->setString("base64", WTF::base64Encode(reinterpret_cast<char*>(output.data()), output.size()));
     dataItem->setString("mimeType", "image/png");
     return dataItem.release();