Move GrAtlasTextContext to GrDrawingManager, so we only have one.

src/gpu/text/GrStencilAndCoverTextContext.cpp

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrStencilAndCoverTextContext.h"
 #include "GrAtlasTextContext.h"
 #include "GrContext.h"
@@ skipping 19 matching lines @@
 template<typename Key, typename Val> static void delete_hash_map_entry(const Key&, Val* val) {
     SkASSERT(*val);
     delete *val;
 }
 
 template<typename T> static void delete_hash_table_entry(T* val) {
     SkASSERT(*val);
     delete *val;
 }
 
-GrStencilAndCoverTextContext::GrStencilAndCoverTextContext()
-    : fFallbackTextContext(nullptr)
+GrStencilAndCoverTextContext::GrStencilAndCoverTextContext(GrAtlasTextContext* fallbackTextContext)
+    : fFallbackTextContext(fallbackTextContext)
     , fCacheSize(0) {
 }
 
 GrStencilAndCoverTextContext*
-GrStencilAndCoverTextContext::Create() {
-    GrStencilAndCoverTextContext* textContext = new GrStencilAndCoverTextContext();
-    textContext->fFallbackTextContext = GrAtlasTextContext::Create();
-
-    return textContext;
+GrStencilAndCoverTextContext::Create(GrAtlasTextContext* fallbackTextContext) {
+    return new GrStencilAndCoverTextContext(fallbackTextContext);;
 }
 
 GrStencilAndCoverTextContext::~GrStencilAndCoverTextContext() {
-    delete fFallbackTextContext;
     fBlobIdCache.foreach(delete_hash_map_entry<uint32_t, TextBlob*>);
     fBlobKeyCache.foreach(delete_hash_table_entry<TextBlob*>);
 }
 
 bool GrStencilAndCoverTextContext::internalCanDraw(const SkPaint& skPaint) {
     if (skPaint.getRasterizer()) {
         return false;
     }
     if (skPaint.getMaskFilter()) {
         return false;
@@ skipping 668 matching lines @@
 }
 
 const SkTextBlob* GrStencilAndCoverTextContext::FallbackBlobBuilder::buildIfNeeded(int *count) {
     *count = fCount;
     if (fCount) {
         this->flush();
         return fBuilder->build();
     }
     return nullptr;
 }