Combine similar DrawPaths calls in GrInOrderDrawBuffer

src/gpu/GrDrawState.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 GrDrawState_DEFINED
 #define GrDrawState_DEFINED
 
@@ skipping 125 matching lines @@
      private:
          GrDrawState*          fDrawState;
          const GrVertexAttrib* fVAPtr;
          int                   fVACount;
          size_t                fVAStride;
      };
 
     /// @}
 
     /**
+     * Determines whether src alpha is guaranteed to be one for all src pixels
+     */
+    bool srcAlphaWillBeOne() const;
+
+    /**
      * Depending on features available in the underlying 3D API and the color blend mode requested
      * it may or may not be possible to correctly blend with fractional pixel coverage generated by
      * the fragment shader.
      *
      * This function considers the current draw state and the draw target's capabilities to
      * determine whether coverage can be handled correctly. This function assumes that the caller
      * intends to specify fractional pixel coverage (via setCoverage(), through a coverage vertex
      * attribute, or a coverage effect) but may not have specified it yet.
      */
     bool couldApplyCoverage(const GrDrawTargetCaps& caps) const;
@@ skipping 641 matching lines @@
      * Subclasses of GrDrawTarget that actually draw (as opposed to those that just buffer for
      * playback) must call this function and respect the flags that replace the output color.
      *
      * If the cached BlendOptFlags does not have the invalidate bit set, then getBlendOpts will
      * simply returned the cached flags and coefficients. Otherwise it will calculate the values. 
      */
     BlendOptFlags getBlendOpts(bool forceCoverage = false,
                                GrBlendCoeff* srcCoeff = NULL,
                                GrBlendCoeff* dstCoeff = NULL) const;
 
-    /**
-     * Determines whether src alpha is guaranteed to be one for all src pixels
-     */
-    bool srcAlphaWillBeOne() const;
-
     void invalidateOptState() const;
 
     void onReset(const SkMatrix* initialViewMatrix);
 
     // Some of the auto restore objects assume that no effects are removed during their lifetime.
     // This is used to assert that this condition holds.
     SkDEBUGCODE(int fBlockEffectRemovalCnt;)
 
     void internalSetVertexAttribs(const GrVertexAttrib attribs[], int count, size_t stride);
 
@@ skipping 29 matching lines @@
     mutable uint32_t fCachedCapsID;
 
     friend class GrOptDrawState;
 
     typedef SkRefCnt INHERITED;
 };
 
 GR_MAKE_BITFIELD_OPS(GrDrawState::BlendOptFlags);
 
 #endif