Fix warnings on Ubuntu13

tests/GLProgramsTest.cpp

 
 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 // This is a GPU-backend specific test. It relies on static intializers to work
 
@@ skipping 136 matching lines @@
         static const int stop = -1;
         if (t == stop) {
             int breakpointhere = 9;
         }
 #endif
 
         GrGLProgramDesc pdesc;
 
         int currAttribIndex = 1;  // we need to always leave room for position
         int currTextureCoordSet = 0;
-        int attribIndices[2];
+        int attribIndices[2] = { 0, 0 };
         GrTexture* dummyTextures[] = {dummyTexture1.get(), dummyTexture2.get()};
 
         int numStages = random.nextULessThan(maxStages + 1);
         int numColorStages = random.nextULessThan(numStages + 1);
         int numCoverageStages = numStages - numColorStages;
 
         SkAutoSTMalloc<8, const GrEffectStage*> stages(numStages);
 
         bool useFixedFunctionTexturing = this->shouldUseFixedFunctionTexturing();
 
@@ skipping 92 matching lines @@
     SkMagnifierImageFilter mag(SkRect::MakeWH(SK_Scalar1, SK_Scalar1), SK_Scalar1);
     GrConfigConversionEffect::Create(NULL,
                                      false,
                                      GrConfigConversionEffect::kNone_PMConversion,
                                      SkMatrix::I());
     SkScalar matrix[20];
     SkColorMatrixFilter cmf(matrix);
 }
 
 #endif