Remove distance field flag from SkPaint

Review URL: https://codereview.chromium.org/1192413005
diff --git a/src/gpu/GrAtlasTextContext.cpp b/src/gpu/GrAtlasTextContext.cpp
index 9a727bb..aa51cd2 100644
--- a/src/gpu/GrAtlasTextContext.cpp
+++ b/src/gpu/GrAtlasTextContext.cpp
@@ -451,7 +451,7 @@
     useDFT = true;
 #endif
 
-    if (!useDFT && !skPaint.isDistanceFieldTextTEMP() && scaledTextSize < kLargeDFFontSize) {
+    if (!useDFT && scaledTextSize < kLargeDFFontSize) {
         return false;
     }
 
@@ -2244,7 +2244,6 @@
     GrColor color = GrRandomColor(random);
     SkMatrix viewMatrix = GrTest::TestMatrixInvertible(random);
     SkPaint skPaint;
-    skPaint.setDistanceFieldTextTEMP(random->nextBool());
     skPaint.setColor(color);
     skPaint.setLCDRenderText(random->nextBool());
     skPaint.setAntiAlias(skPaint.isLCDRenderText() ? true : random->nextBool());