Miscellaneous cleanup to reduce number of includes in platform/graphics/

Source/core/platform/graphics/StrokeData.cpp

Index: Source/core/platform/graphics/StrokeData.cpp
diff --git a/Source/core/platform/graphics/StrokeData.cpp b/Source/core/platform/graphics/StrokeData.cpp
index 23e44243256e16bca9f39937378dc196c5e141e2..6522c8ef13bf14e15975d6a97f76525783b2af8f 100644
--- a/Source/core/platform/graphics/StrokeData.cpp
+++ b/Source/core/platform/graphics/StrokeData.cpp
@@ -29,10 +29,64 @@
 #include "config.h"
 #include "core/platform/graphics/StrokeData.h"
 
+#include "core/platform/graphics/Gradient.h"
+#include "core/platform/graphics/Pattern.h"
+#include "third_party/skia/include/core/SkRefCnt.h"
+#include "third_party/skia/include/effects/SkDashPathEffect.h"
+
 namespace WebCore {
 
 static const int dashRatio = 3; // Ratio of the length of a dash to its width.
 
+StrokeData::StrokeData()
+    : m_style(SolidStroke)
+    , m_thickness(0)
+    , m_color(Color::black)
+    , m_lineCap(SkPaint::kDefault_Cap)
+    , m_lineJoin(SkPaint::kDefault_Join)
+    , m_miterLimit(4)
+    , m_dash(0)
+{
+}
+
+StrokeData::StrokeData(const StrokeData& other)
+    : m_style(other.m_style)
+    , m_thickness(other.m_thickness)
+    , m_color(other.m_color)
+    , m_gradient(other.m_gradient)
+    , m_pattern(other.m_pattern)
+    , m_lineCap(other.m_lineCap)
+    , m_lineJoin(other.m_lineJoin)
+    , m_miterLimit(other.m_miterLimit)
+    , m_dash(other.m_dash)
+{
+    SkSafeRef(m_dash);
+}
+
+StrokeData::~StrokeData()
+{
+    SkSafeUnref(m_dash);
+}
+
+void StrokeData::setColor(const Color& color)
+{
+    m_color = color;
+    m_gradient.clear();
+    m_pattern.clear();
+}
+
+void StrokeData::setGradient(PassRefPtr<Gradient> gradient)
+{
+    m_gradient = gradient;
+    m_pattern.clear();
+}
+
+void StrokeData::setPattern(PassRefPtr<Pattern> pattern)
+{
+    m_pattern = pattern;
+    m_gradient.clear();
+}
+
 void StrokeData::setLineDash(const DashArray& dashes, float dashOffset)
 {
     // FIXME: This is lifted directly off SkiaSupport, lines 49-74