Add GrAAHairLinePathRenderer

Review URL: http://codereview.appspot.com/4926045



git-svn-id: http://skia.googlecode.com/svn/trunk@2196 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/gpu/src/GrGLProgram.h b/gpu/src/GrGLProgram.h
index b89653f..78d25b5 100644
--- a/gpu/src/GrGLProgram.h
+++ b/gpu/src/GrGLProgram.h
@@ -65,6 +65,8 @@
     static int PositionAttributeIdx() { return 0; }
     static int TexCoordAttributeIdx(int tcIdx) { return 1 + tcIdx; }
     static int ColorAttributeIdx() { return 1 + GrDrawTarget::kMaxTexCoords; }
+    static int EdgeAttributeIdx() { return 2 + GrDrawTarget::kMaxTexCoords; }
+
     static int ViewMatrixAttributeIdx() {
         return 2 + GrDrawTarget::kMaxTexCoords;
     }
@@ -150,6 +152,8 @@
             kDualSrcOutputCnt
         };
 
+        GrDrawTarget::VertexEdgeType fVertexEdgeType;
+
         // stripped of bits that don't affect prog generation
         GrVertexLayout fVertexLayout;