WebGL2: add types to fix bugs for vertexAttribPointer

third_party/WebKit/Source/modules/webgl/WebGL2RenderingContextBase.h

 // Copyright 2015 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.
 
 #ifndef WebGL2RenderingContextBase_h
 #define WebGL2RenderingContextBase_h
 
 #include "modules/webgl/WebGLExtension.h"
 #include "modules/webgl/WebGLRenderingContextBase.h"
 
@@ skipping 214 matching lines @@
     bool validateFramebufferTarget(GLenum target) override;
     bool validateReadPixelsFormatAndType(GLenum format, GLenum type) override;
     bool validateVertexAttribPointerTypeAndSize(GLenum type, GLint size) override;
 
     DOMArrayBufferView::ViewType readPixelsExpectedArrayBufferViewType(GLenum type) override;
     WebGLFramebuffer* getFramebufferBinding(GLenum target) override;
     GLint getMaxTextureLevelForTarget(GLenum target) override;
     void renderbufferStorageImpl(GLenum target, GLsizei samples, GLenum internalformat, GLsizei width, GLsizei height, const char* functionName) override;
     GLenum boundFramebufferColorFormat() override;
     const WebGLSamplerState* getTextureUnitSamplerState(GLenum target, GLuint unit) const override;
+    unsigned sizeInBytes(GLenum type, bool isIntegerAPI) const override;
 
     // Helper function to validate the target for compressedTex{Sub}Image3D.
     bool validateTexFunc3DTarget(const char* functionName, GLenum target);
 
     WebGLBuffer* validateBufferDataTarget(const char* functionName, GLenum target) override;
     bool validateBufferDataUsage(const char* functionName, GLenum usage) override;
 
     void removeBoundBuffer(WebGLBuffer*) override;
 
     void resetUnpackParameters() override;
@@ skipping 32 matching lines @@
     GLint m_unpackSkipImages;
 };
 
 DEFINE_TYPE_CASTS(WebGL2RenderingContextBase, CanvasRenderingContext, context,
     context->is3d() && WebGLRenderingContextBase::getWebGLVersion(context) >= 2,
     context.is3d() && WebGLRenderingContextBase::getWebGLVersion(&context) >= 2);
 
 } // namespace blink
 
 #endif