Hairline batch

src/gpu/GrBatchTarget.h

Index: src/gpu/GrBatchTarget.h
diff --git a/src/gpu/GrBatchTarget.h b/src/gpu/GrBatchTarget.h
index b73907746f055fc5b322f1a688742fe4b93efda5..fb5076cb06129e1be148fc89bbfa0785f197ff96 100644
--- a/src/gpu/GrBatchTarget.h
+++ b/src/gpu/GrBatchTarget.h
@@ -17,6 +17,9 @@
  * that render their batch.
  */
 
+class GrIndexBufferAllocPool;
+class GrVertexBufferAllocPool;
+
 class GrBatchTarget : public SkNoncopyable {
 public:
     GrBatchTarget(GrGpu* gpu,
@@ -40,7 +43,7 @@ public:
     // TODO this is temporary until batch is everywhere
     //void flush();
     void preFlush() { fIter = FlushBuffer::Iter(fFlushBuffer); }
-    void flushNext();
+    void flushNext(int n);
     void postFlush() { SkASSERT(!fIter.next()); fFlushBuffer.reset(); }
 
     // TODO This goes away when everything uses batch
@@ -49,6 +52,8 @@ public:
         return &fFlushBuffer.back().fBatchTracker;
     }
 
+    const GrDrawTargetCaps& caps() const { return *fGpu->caps(); }
+
     GrVertexBufferAllocPool* vertexPool() { return fVertexPool; }
     GrIndexBufferAllocPool* indexPool() { return fIndexPool; }