Make GrPaint have a variable sized array of color and coverage stages rather than a fixed size.

src/gpu/GrPaint.cpp

Index: src/gpu/GrPaint.cpp
diff --git a/src/gpu/GrPaint.cpp b/src/gpu/GrPaint.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..b05c3c36280cf800c8387056ee7e09ba2b02fb80
--- /dev/null
+++ b/src/gpu/GrPaint.cpp
@@ -0,0 +1,36 @@
+
+/*
+ * Copyright 2013 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#include "GrPaint.h"
+
+#include "effects/GrSimpleTextureEffect.h"
+
+void GrPaint::addColorTextureEffect(GrTexture* texture, const SkMatrix& matrix) {
+    GrEffectRef* effect = GrSimpleTextureEffect::Create(texture, matrix);
+    this->addColorEffect(effect)->unref();
+}
+
+void GrPaint::addCoverageTextureEffect(GrTexture* texture, const SkMatrix& matrix) {
+    GrEffectRef* effect = GrSimpleTextureEffect::Create(texture, matrix);
+    this->addCoverageEffect(effect)->unref();
+}
+
+void GrPaint::addColorTextureEffect(GrTexture* texture,
+                                    const SkMatrix& matrix,
+                                    const GrTextureParams& params) {
+    GrEffectRef* effect = GrSimpleTextureEffect::Create(texture, matrix, params);
+    this->addColorEffect(effect)->unref();
+}
+
+void GrPaint::addCoverageTextureEffect(GrTexture* texture,
+                                       const SkMatrix& matrix,
+                                       const GrTextureParams& params) {
+    GrEffectRef* effect = GrSimpleTextureEffect::Create(texture, matrix, params);
+    this->addCoverageEffect(effect)->unref();
+}
+