Add XP to handle the cases where we disable color write.

src/gpu/gl/GrGpuGL.h

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef GrGpuGL_DEFINED
 #define GrGpuGL_DEFINED
 
 #include "GrDrawState.h"
 #include "GrGLContext.h"
 #include "GrGLIRect.h"
 #include "GrGLIndexBuffer.h"
 #include "GrGLPathRendering.h"
 #include "GrGLProgram.h"
 #include "GrGLRenderTarget.h"
 #include "GrGLStencilBuffer.h"
 #include "GrGLTexture.h"
 #include "GrGLVertexArray.h"
 #include "GrGLVertexBuffer.h"
 #include "GrGpu.h"
 #include "GrOptDrawState.h"
+#include "GrXferProcessor.h"
 #include "SkTypes.h"
 
 #ifdef SK_DEVELOPER
 #define PROGRAM_CACHE_STATS
 #endif
 
 class GrGLGpu : public GrGpu {
 public:
     GrGLGpu(const GrGLContext& ctx, GrContext* context);
     ~GrGLGpu() SK_OVERRIDE;
@@ skipping 136 matching lines @@
     bool flushGLState(const GrOptDrawState&);
 
     // Sets up vertex attribute pointers and strides. On return indexOffsetInBytes gives the offset
     // an into the index buffer. It does not account for drawInfo.startIndex() but rather the start
     // index is relative to the returned offset.
     void setupGeometry(const GrOptDrawState&,
                        const GrDrawTarget::DrawInfo& info,
                        size_t* indexOffsetInBytes);
 
     // Subclasses should call this to flush the blend state.
-    void flushBlend(const GrOptDrawState& optState);
+    void flushBlend(const GrXferProcessor::BlendInfo& blendInfo);
 
     bool hasExtension(const char* ext) const { return fGLContext.hasExtension(ext); }
 
     static bool BlendCoeffReferencesConstant(GrBlendCoeff coeff);
 
     class ProgramCache : public ::SkNoncopyable {
     public:
         ProgramCache(GrGLGpu* gpu);
         ~ProgramCache();
 
@@ skipping 26 matching lines @@
         unsigned int                fCurrLRUStamp;
         GrGLGpu*                    fGpu;
 #ifdef PROGRAM_CACHE_STATS
         int                         fTotalRequests;
         int                         fCacheMisses;
         int                         fHashMisses; // cache hit but hash table missed
 #endif
     };
 
     void flushDither(bool dither);
-    void flushColorWriteDisable(bool disableColorWrites);
+    void flushColorWrite(bool writeColor);
     void flushDrawFace(GrDrawState::DrawFace face);
 
     // flushes the scissor. see the note on flushBoundTextureAndParams about
     // flushing the scissor after that function is called.
     void flushScissor(const GrScissorState&,
                       const GrGLIRect& rtViewport,
                       GrSurfaceOrigin rtOrigin);
 
     // disables the scissor
     void disableScissor();
@@ skipping 212 matching lines @@
 
     // we record what stencil format worked last time to hopefully exit early
     // from our loop that tries stencil formats and calls check fb status.
     int fLastSuccessfulStencilFmtIdx;
 
     typedef GrGpu INHERITED;
     friend class GrGLPathRendering; // For accessing setTextureUnit.
 };
 
 #endif