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

Source/core/platform/graphics/GraphicsContextState.h

Index: Source/core/platform/graphics/GraphicsContextState.h
diff --git a/Source/core/platform/graphics/GraphicsContextState.h b/Source/core/platform/graphics/GraphicsContextState.h
index 37b5e70bd6db2da4ea8022a065468e714168f09c..2ad5fe825171c344e8f90402be81e8a0b9e97135 100644
--- a/Source/core/platform/graphics/GraphicsContextState.h
+++ b/Source/core/platform/graphics/GraphicsContextState.h
@@ -29,17 +29,16 @@
 #ifndef GraphicsContextState_h
 #define GraphicsContextState_h
 
-#include "core/platform/graphics/Gradient.h"
 #include "core/platform/graphics/GraphicsTypes.h"
-#include "core/platform/graphics/Path.h"
-#include "core/platform/graphics/Pattern.h"
 #include "core/platform/graphics/StrokeData.h"
-
-#include "third_party/skia/include/core/SkColorPriv.h"
-#include "third_party/skia/include/core/SkDrawLooper.h"
-#include "third_party/skia/include/effects/SkDashPathEffect.h"
-
+#include "core/platform/graphics/WindRule.h"
+#include "third_party/skia/include/core/SkBitmap.h"
+#include "third_party/skia/include/core/SkRect.h"
+#include "third_party/skia/include/core/SkXfermode.h"
 #include "wtf/PassOwnPtr.h"
+#include "wtf/RefPtr.h"
+
+class SkDrawLooper;
 
 namespace WebCore {
 
@@ -47,73 +46,13 @@ namespace WebCore {
 // Only GraphicsContext can use this class.
 class GraphicsContextState {
 public:
-    ~GraphicsContextState()
-    {
-        SkSafeUnref(m_looper);
-    }
+    ~GraphicsContextState();
 
 private:
     friend class GraphicsContext;
 
-    GraphicsContextState()
-        : m_fillColor(Color::black)
-        , m_fillRule(RULE_NONZERO)
-        , m_looper(0)
-        , m_textDrawingMode(TextModeFill)
-        , m_alpha(1)
-        , m_xferMode(SkXfermode::kSrcOver_Mode)
-        , m_compositeOperator(CompositeSourceOver)
-        , m_blendMode(BlendModeNormal)
-        , m_clip(SkRect::MakeEmpty())
-#if USE(LOW_QUALITY_IMAGE_INTERPOLATION)
-        , m_interpolationQuality(InterpolationLow)
-#else
-        , m_interpolationQuality(InterpolationHigh)
-#endif
-        , m_shouldAntialias(true)
-        , m_shouldSmoothFonts(true)
-    {
-    }
-
-    GraphicsContextState(const GraphicsContextState& other)
-        : m_strokeData(other.m_strokeData)
-        , m_fillColor(other.m_fillColor)
-        , m_fillRule(other.m_fillRule)
-        , m_fillGradient(other.m_fillGradient)
-        , m_fillPattern(other.m_fillPattern)
-        , m_looper(other.m_looper)
-        , m_textDrawingMode(other.m_textDrawingMode)
-        , m_alpha(other.m_alpha)
-        , m_xferMode(other.m_xferMode)
-        , m_compositeOperator(other.m_compositeOperator)
-        , m_blendMode(other.m_blendMode)
-        , m_imageBufferClip(other.m_imageBufferClip)
-        , m_clip(other.m_clip)
-        , m_interpolationQuality(other.m_interpolationQuality)
-        , m_shouldAntialias(other.m_shouldAntialias)
-        , m_shouldSmoothFonts(other.m_shouldSmoothFonts)
-    {
-        // Up the ref count of these. SkSafeRef does nothing if its argument is 0.
-        SkSafeRef(m_looper);
-
-        // The clip image only needs to be applied once. Reset the image so that we
-        // don't attempt to clip multiple times.
-        m_imageBufferClip.reset();
-    }
-
-    // Helper function for applying the state's alpha value to the given input
-    // color to produce a new output color.
-    SkColor applyAlpha(SkColor c) const
-    {
-        int s = roundf(m_alpha * 256);
-        if (s >= 256)
-            return c;
-        if (s < 0)
-            return 0;
-
-        int a = SkAlphaMul(SkColorGetA(c), s);
-        return (c & 0x00FFFFFF) | (a << 24);
-    }
+    GraphicsContextState();
+    GraphicsContextState(const GraphicsContextState& other);
 
     // Returns a new State with all of this object's inherited properties copied.
     PassOwnPtr<GraphicsContextState> clone() { return adoptPtr(new GraphicsContextState(*this)); }