Third wave of Win64 warning cleanup

src/gpu/gl/GrGLShaderBuilder.cpp

 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "gl/GrGLShaderBuilder.h"
 #include "gl/GrGLProgram.h"
 #include "gl/GrGLUniformHandle.h"
@@ skipping 612 matching lines @@
                    GrGLuint programId,
                    GrGLenum type,
                    const SkString& shaderSrc) {
     GrGLuint shaderId;
     GR_GL_CALL_RET(gli, shaderId, CreateShader(type));
     if (0 == shaderId) {
         return false;
     }
 
     const GrGLchar* sourceStr = shaderSrc.c_str();
-    int sourceLength = shaderSrc.size();
+    GrGLint sourceLength = static_cast<GrGLint>(shaderSrc.size());
     GR_GL_CALL(gli, ShaderSource(shaderId, 1, &sourceStr, &sourceLength));
 
     GrGLint compiled = GR_GL_INIT_ZERO;
     GR_GL_CALL(gli, CompileShader(shaderId));
     GR_GL_CALL(gli, GetShaderiv(shaderId, GR_GL_COMPILE_STATUS, &compiled));
 
     if (!compiled) {
         GrGLint infoLen = GR_GL_INIT_ZERO;
         GR_GL_CALL(gli, GetShaderiv(shaderId, GR_GL_INFO_LOG_LENGTH, &infoLen));
         SkAutoMalloc log(sizeof(char)*(infoLen+1)); // outside if for debugger
@@ skipping 306 matching lines @@
         GrGLSLExpr<4>* inOutFSColor) {
 
     GrGLTexGenProgramEffectsBuilder texGenEffectsBuilder(this, effectCnt);
     this->INHERITED::createAndEmitEffects(&texGenEffectsBuilder,
                                           effectStages,
                                           effectKeys,
                                           effectCnt,
                                           inOutFSColor);
     return texGenEffectsBuilder.finish();
 }