Handled neutered ImageData in texImage2D and texSubImage2D

third_party/WebKit/Source/modules/webgl/WebGLRenderingContextBase.cpp

Index: third_party/WebKit/Source/modules/webgl/WebGLRenderingContextBase.cpp
diff --git a/third_party/WebKit/Source/modules/webgl/WebGLRenderingContextBase.cpp b/third_party/WebKit/Source/modules/webgl/WebGLRenderingContextBase.cpp
index ac5365be9cd94b8f831c97bd7977afd3aeb06bde..31a64856333aa2ef295dbcc5fbed6c96c3182098 100644
--- a/third_party/WebKit/Source/modules/webgl/WebGLRenderingContextBase.cpp
+++ b/third_party/WebKit/Source/modules/webgl/WebGLRenderingContextBase.cpp
@@ -4313,6 +4313,10 @@ void WebGLRenderingContextBase::texImage2D(GLenum target, GLint level, GLenum in
         synthesizeGLError(GL_INVALID_VALUE, "texImage2D", "no image data");
         return;
     }
+    if (pixels->data()->bufferBase()->isNeutered()) {
+        synthesizeGLError(GL_INVALID_VALUE, "texImage2D", "The source data has been neutered.");
+        return;
+    }
     if (isContextLost() || !validateTexFunc("texImage2D", NotTexSubImage2D, SourceImageData, target, level, internalformat, pixels->width(), pixels->height(), 0, format, type, 0, 0))
         return;
     if (type == GL_UNSIGNED_INT_10F_11F_11F_REV) {
@@ -4634,6 +4638,10 @@ void WebGLRenderingContextBase::texSubImage2D(GLenum target, GLint level, GLint
         synthesizeGLError(GL_INVALID_VALUE, "texSubImage2D", "no image data");
         return;
     }
+    if (pixels->data()->bufferBase()->isNeutered()) {
+        synthesizeGLError(GL_INVALID_VALUE, "texSubImage2D", "The source data has been neutered.");
+        return;
+    }
     if (isContextLost() || !validateTexFunc("texSubImage2D", TexSubImage2D, SourceImageData, target, level, 0,  pixels->width(), pixels->height(), 0, format, type, xoffset, yoffset))
         return;
     if (type == GL_UNSIGNED_INT_10F_11F_11F_REV) {