Remove unused methods from GraphicsContextState

Source/platform/graphics/GraphicsContextState.cpp

 // Copyright (c) 2014 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 "config.h"
 #include "platform/graphics/GraphicsContextState.h"
 
 namespace blink {
 
 GraphicsContextState::GraphicsContextState()
@@ skipping 86 matching lines @@
 
 void GraphicsContextState::setStrokeGradient(const PassRefPtr<Gradient> gradient, float alpha)
 {
     m_strokeColor = Color::black;
     m_strokePattern.clear();
     m_strokeGradient = gradient;
     m_strokePaint.setColor(scaleAlpha(applyAlpha(SK_ColorBLACK), alpha));
     m_strokePaint.setShader(m_strokeGradient->shader());
 }
 
-void GraphicsContextState::clearStrokeGradient()
-{
-    m_strokeGradient.clear();
-    ASSERT(!m_strokePattern);
-    m_strokePaint.setColor(applyAlpha(m_strokeColor.rgb()));
-}
-
 void GraphicsContextState::setStrokePattern(const PassRefPtr<Pattern> pattern, float alpha)
 {
     m_strokeColor = Color::black;
     m_strokeGradient.clear();
     m_strokePattern = pattern;
     m_strokePaint.setColor(scaleAlpha(applyAlpha(SK_ColorBLACK), alpha));
     m_strokePaint.setShader(m_strokePattern->shader());
 }
 
-void GraphicsContextState::clearStrokePattern()
-{
-    m_strokePattern.clear();
-    ASSERT(!m_strokeGradient);
-    m_strokePaint.setColor(applyAlpha(m_strokeColor.rgb()));
-}
-
 void GraphicsContextState::setLineCap(LineCap cap)
 {
     m_strokeData.setLineCap(cap);
     m_strokePaint.setStrokeCap((SkPaint::Cap)cap);
 }
 
 void GraphicsContextState::setLineJoin(LineJoin join)
 {
     m_strokeData.setLineJoin(join);
     m_strokePaint.setStrokeJoin((SkPaint::Join)join);
@@ skipping 16 matching lines @@
 
 void GraphicsContextState::setFillGradient(const PassRefPtr<Gradient> gradient, float alpha)
 {
     m_fillColor = Color::black;
     m_fillPattern.clear();
     m_fillGradient = gradient;
     m_fillPaint.setColor(scaleAlpha(applyAlpha(SK_ColorBLACK), alpha));
     m_fillPaint.setShader(m_fillGradient->shader());
 }
 
-void GraphicsContextState::clearFillGradient()
-{
-    m_fillGradient.clear();
-    ASSERT(!m_fillPattern);
-    m_fillPaint.setColor(applyAlpha(m_fillColor.rgb()));
-}
-
 void GraphicsContextState::setFillPattern(const PassRefPtr<Pattern> pattern, float alpha)
 {
     m_fillColor = Color::black;
     m_fillGradient.clear();
     m_fillPattern = pattern;
     m_fillPaint.setColor(scaleAlpha(applyAlpha(SK_ColorBLACK), alpha));
     m_fillPaint.setShader(m_fillPattern->shader());
 }
 
-void GraphicsContextState::clearFillPattern()
-{
-    m_fillPattern.clear();
-    ASSERT(!m_fillGradient);
-    m_fillPaint.setColor(applyAlpha(m_fillColor.rgb()));
-}
-
 // Shadow. (This will need tweaking if we use draw loopers for other things.)
 void GraphicsContextState::setDrawLooper(PassRefPtr<SkDrawLooper> drawLooper)
 {
     m_looper = drawLooper;
     m_strokePaint.setLooper(m_looper.get());
     m_fillPaint.setLooper(m_looper.get());
 }
 
 void GraphicsContextState::clearDrawLooper()
 {
@@ skipping 46 matching lines @@
 }
 
 void GraphicsContextState::setShouldAntialias(bool shouldAntialias)
 {
     m_shouldAntialias = shouldAntialias;
     m_strokePaint.setAntiAlias(shouldAntialias);
     m_fillPaint.setAntiAlias(shouldAntialias);
 }
 
 } // namespace blink