Move GrDrawAtlasBatch to separate file

gyp/gpu.gypi

 # Copyright 2015 Google Inc.
 #
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 # Include this gypi to include all 'gpu' files
 # The parent gyp/gypi file must define
 #       'skia_src_path'     e.g. skia/trunk/src
 #       'skia_include_path' e.g. skia/trunk/include
 #
 # The skia build defines these in common_variables.gypi
@@ skipping 205 matching lines @@
       '<(skia_src_path)/gpu/GrTexturePriv.h',
       '<(skia_src_path)/gpu/GrTextureAccess.cpp',
       '<(skia_src_path)/gpu/GrTRecorder.h',
       '<(skia_src_path)/gpu/GrVertexBuffer.h',
       '<(skia_src_path)/gpu/GrVertices.h',
       '<(skia_src_path)/gpu/GrXferProcessor.cpp',
       
       # Batches
       '<(skia_src_path)/gpu/batches/GrBatch.cpp',
       '<(skia_src_path)/gpu/batches/GrBatch.h',
+      '<(skia_src_path)/gpu/batches/GrDrawAtlasBatch.cpp',
+      '<(skia_src_path)/gpu/batches/GrDrawAtlasBatch.h',
       '<(skia_src_path)/gpu/batches/GrRectBatch.h',
       '<(skia_src_path)/gpu/batches/GrRectBatch.cpp',
       '<(skia_src_path)/gpu/batches/GrStrokeRectBatch.cpp',
       '<(skia_src_path)/gpu/batches/GrStrokeRectBatch.h',
 
       '<(skia_src_path)/gpu/effects/Gr1DKernelEffect.h',
       '<(skia_src_path)/gpu/effects/GrConfigConversionEffect.cpp',
       '<(skia_src_path)/gpu/effects/GrConfigConversionEffect.h',
       '<(skia_src_path)/gpu/effects/GrConstColorProcessor.cpp',
       '<(skia_src_path)/gpu/effects/GrCoverageSetOpXP.cpp',
@@ skipping 202 matching lines @@
       '<(skia_src_path)/gpu/gl/debug/SkDebugGLContext.cpp',
       '<(skia_src_path)/gpu/gl/debug/SkDebugGLContext.h',
     ],
     'skgpu_null_gl_sources': [
       '<(skia_src_path)/gpu/gl/GrGLCreateNullInterface.cpp',
       '<(skia_src_path)/gpu/gl/SkNullGLContext.cpp',
       '<(skia_include_path)/gpu/gl/SkNullGLContext.h',
     ],
   },
 }