Minor GrContext/GrInOrderDrawBuffer cleanup

include/gpu/GrContext.h

Index: include/gpu/GrContext.h
===================================================================
--- include/gpu/GrContext.h	(revision 9893)
+++ include/gpu/GrContext.h	(working copy)
@@ -477,14 +477,6 @@
      */
     enum FlushBits {
         /**
-         * A client may want Gr to bind a GrRenderTarget in the 3D API so that
-         * it can be rendered to directly. However, Gr lazily sets state. Simply
-         * calling setRenderTarget() followed by flush() without flags may not
-         * bind the render target. This flag forces the context to bind the last
-         * set render target in the 3D API.
-         */
-        kForceCurrentRenderTarget_FlushBit   = 0x1,
-        /**
          * A client may reach a point where it has partially rendered a frame
          * through a GrContext that it knows the user will never see. This flag
          * causes the flush to skip submission of deferred content to the 3D API
@@ -903,8 +895,6 @@
 
     void setupDrawBuffer();
 
-    void flushDrawBuffer();
-
     class AutoRestoreEffects;
     /// Sets the paint and returns the target to draw into. The paint can be NULL in which case the
     /// draw state is left unmodified.