Move clip off of draw target

BUG=skia:

Review URL: https://codereview.chromium.org/947443003
diff --git a/src/gpu/GrBitmapTextContext.cpp b/src/gpu/GrBitmapTextContext.cpp
index 55904e6..30c9205 100755
--- a/src/gpu/GrBitmapTextContext.cpp
+++ b/src/gpu/GrBitmapTextContext.cpp
@@ -553,7 +553,7 @@
 
     if (fCurrVertex > 0) {
         GrPipelineBuilder pipelineBuilder;
-        pipelineBuilder.setFromPaint(fPaint, fRenderTarget);
+        pipelineBuilder.setFromPaint(fPaint, fRenderTarget, fClip);
 
         // setup our sampler state for our text texture/atlas
         SkASSERT(SkIsAlign4(fCurrVertex));