Rename WebCore namespace to blink in Platform

Source/platform/graphics/filters/FilterOperationsTest.cpp

Index: Source/platform/graphics/filters/FilterOperationsTest.cpp
diff --git a/Source/platform/graphics/filters/FilterOperationsTest.cpp b/Source/platform/graphics/filters/FilterOperationsTest.cpp
index 93bcf28fe1f801f1e16d3112dcf42a446169d42b..3ff49c9566e42fe29890b73623665cbfbb5498cd 100644
--- a/Source/platform/graphics/filters/FilterOperationsTest.cpp
+++ b/Source/platform/graphics/filters/FilterOperationsTest.cpp
@@ -28,7 +28,7 @@
 
 #include <gtest/gtest.h>
 
-using namespace WebCore;
+using namespace blink;
 using namespace blink;
 
 namespace {
@@ -36,7 +36,7 @@ namespace {
 TEST(FilterOperationsTest, getOutsetsBlur)
 {
     FilterOperations ops;
-    ops.operations().append(BlurFilterOperation::create(Length(20.0, WebCore::Fixed)));
+    ops.operations().append(BlurFilterOperation::create(Length(20.0, blink::Fixed)));
     EXPECT_TRUE(ops.hasOutsets());
     FilterOutsets outsets = ops.outsets();
     EXPECT_EQ(57, outsets.top());