Enable size_t to int truncation warnings in PPAPI

ppapi/examples/video_decode/video_decode.cc

 // Copyright (c) 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <stdio.h>
 #include <string.h>
 
 #include <iostream>
 #include <queue>
 #include <sstream>
@@ skipping 644 matching lines @@
   assertNoGLError();
 }
 
 Shader MyInstance::CreateProgram(const char* vertex_shader,
                                  const char* fragment_shader) {
   Shader shader;
 
   // Create shader program.
   shader.program = gles2_if_->CreateProgram(context_->pp_resource());
   CreateShader(
-      shader.program, GL_VERTEX_SHADER, vertex_shader, strlen(vertex_shader));
+      shader.program, GL_VERTEX_SHADER, vertex_shader,
+      static_cast<uint32_t>(strlen(vertex_shader)));
   CreateShader(shader.program,
                GL_FRAGMENT_SHADER,
                fragment_shader,
-               strlen(fragment_shader));
+               static_cast<int>(strlen(fragment_shader)));
   gles2_if_->LinkProgram(context_->pp_resource(), shader.program);
   gles2_if_->UseProgram(context_->pp_resource(), shader.program);
   gles2_if_->Uniform1i(
       context_->pp_resource(),
       gles2_if_->GetUniformLocation(
           context_->pp_resource(), shader.program, "s_texture"),
       0);
   assertNoGLError();
 
   shader.texcoord_scale_location = gles2_if_->GetUniformLocation(
@@ skipping 47 matching lines @@
 };
 
 }  // anonymous namespace
 
 namespace pp {
 // Factory function for your specialization of the Module object.
 Module* CreateModule() {
   return new MyModule();
 }
 }  // namespace pp