Added support for Chrome's gpu command buffer extension BindUniformLocation.

src/effects/SkMatrixConvolutionImageFilter.cpp

 /*
  * Copyright 2012 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkMatrixConvolutionImageFilter.h"
 #include "SkBitmap.h"
 #include "SkColorPriv.h"
@@ skipping 519 matching lines @@
                                           const GrDrawEffect& drawEffect) {
     const GrMatrixConvolutionEffect& conv = drawEffect.castEffect<GrMatrixConvolutionEffect>();
     GrTexture& texture = *conv.texture(0);
     // the code we generated was for a specific kernel size
     SkASSERT(conv.kernelSize() == fKernelSize);
     SkASSERT(conv.tileMode() == fTileMode);
     float imageIncrement[2];
     float ySign = texture.origin() == kTopLeft_GrSurfaceOrigin ? 1.0f : -1.0f;
     imageIncrement[0] = 1.0f / texture.width();
     imageIncrement[1] = ySign / texture.height();
-    uman.set2fv(fImageIncrementUni, 0, 1, imageIncrement);
-    uman.set2fv(fTargetUni, 0, 1, conv.target());
-    uman.set1fv(fKernelUni, 0, fKernelSize.width() * fKernelSize.height(), conv.kernel());
+    uman.set2fv(fImageIncrementUni, 1, imageIncrement);
+    uman.set2fv(fTargetUni, 1, conv.target());
+    uman.set1fv(fKernelUni, fKernelSize.width() * fKernelSize.height(), conv.kernel());
     uman.set1f(fGainUni, conv.gain());
     uman.set1f(fBiasUni, conv.bias());
     const SkIRect& bounds = conv.bounds();
     float left = (float) bounds.left() / texture.width();
     float top = (float) bounds.top() / texture.height();
     float right = (float) bounds.right() / texture.width();
     float bottom = (float) bounds.bottom() / texture.height();
     if (texture.origin() == kBottomLeft_GrSurfaceOrigin) {
         uman.set4f(fBoundsUni, left, 1.0f - bottom, right, 1.0f - top);
     } else {
@@ skipping 104 matching lines @@
                                                 fBias,
                                                 fTarget,
                                                 fTileMode,
                                                 fConvolveAlpha);
     return true;
 }
 
 ///////////////////////////////////////////////////////////////////////////////
 
 #endif