Remove unnessary check to skip drawing.

This is now checked during the OptDrawStates creation and thus is no longer needed here.
I have varified that this code path is never hit.

BUG=skia:

Review URL: https://codereview.chromium.org/758973002

diff --git a/src/gpu/gl/GrGpuGL_program.cpp b/src/gpu/gl/GrGpuGL_program.cpp
index 176b7cd..e2c59b9 100644 (file)
--- a/src/gpu/gl/GrGpuGL_program.cpp
+++ b/src/gpu/gl/GrGpuGL_program.cpp
@@ -216,12 +216,6 @@ bool GrGpuGL::flushGraphicsState(const GrOptDrawState& optState, DrawType type)
         GrBlendCoeff srcCoeff = optState.getSrcBlendCoeff();
         GrBlendCoeff dstCoeff = optState.getDstBlendCoeff();
 
-        // In these blend coeff's we end up drawing nothing so we can skip draw all together
-        if (kZero_GrBlendCoeff == srcCoeff && kOne_GrBlendCoeff == dstCoeff &&
-            !optState.getStencil().doesWrite()) {
-            return false;
-        }
-
         fCurrentProgram.reset(fProgramCache->getProgram(optState, type));
         if (NULL == fCurrentProgram.get()) {
             SkDEBUGFAIL("Failed to create program!");