Defining new color constat for transparent color
Review URL: https://codereview.appspot.com/6901044

git-svn-id: http://skia.googlecode.com/svn/trunk@6696 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/experimental/Intersection/SkAntiEdge.cpp b/experimental/Intersection/SkAntiEdge.cpp
index eb7dc34..41887fe 100644
--- a/experimental/Intersection/SkAntiEdge.cpp
+++ b/experimental/Intersection/SkAntiEdge.cpp
@@ -999,7 +999,7 @@
     const int pixelCol = 100;
     sweep->setConfig(SkBitmap::kA8_Config, pixelCol, pixelRow);
     sweep->allocPixels();
-    sweep->eraseColor(0);
+    sweep->eraseColor(SK_ColorTRANSPARENT);
     sweep->lockPixels();
     void* pixels = sweep->getPixels();
     create_sweep((uint8_t*) pixels, pixelRow, pixelCol, rectWidth);
@@ -1011,7 +1011,7 @@
     const int pixelCol = 100;
     sweep->setConfig(SkBitmap::kA8_Config, pixelCol, pixelRow);
     sweep->allocPixels();
-    sweep->eraseColor(0);
+    sweep->eraseColor(SK_ColorTRANSPARENT);
     sweep->lockPixels();
     void* pixels = sweep->getPixels();
     create_horz((uint8_t*) pixels, pixelRow, pixelCol);
@@ -1023,7 +1023,7 @@
     const int pixelCol = 100;
     sweep->setConfig(SkBitmap::kA8_Config, pixelCol, pixelRow);
     sweep->allocPixels();
-    sweep->eraseColor(0);
+    sweep->eraseColor(SK_ColorTRANSPARENT);
     sweep->lockPixels();
     void* pixels = sweep->getPixels();
     create_vert((uint8_t*) pixels, pixelRow, pixelCol);
@@ -1035,7 +1035,7 @@
     const int pixelCol = 150;
     sweep->setConfig(SkBitmap::kA8_Config, pixelCol, pixelRow);
     sweep->allocPixels();
-    sweep->eraseColor(0);
+    sweep->eraseColor(SK_ColorTRANSPARENT);
     sweep->lockPixels();
     void* pixels = sweep->getPixels();
     create_angle((uint8_t*) pixels, pixelRow, pixelCol, angle);