Bug 274858 – WebCore::ScopedInspectorShaderProgramHighlight constructor does not initialize struct m_savedBlend

• Component: WebGL
• Status: NEW

[David Kilzer (:ddkilzer)]

WebCore::ScopedInspectorShaderProgramHighlight constructor does not initialize struct m_savedBlend.

Regressed in:

    Fix InspectorScopedShaderProgramHighlight for indexed blend state
    https://bugs.webkit.org/show_bug.cgi?id=241463
    <rdar://problem/95292922>
    <https://commits.webkit.org/251634@main>

```diff
     struct {
-        RefPtr<Float32Array> color;
-        unsigned equationRGB { 0 };
-        unsigned equationAlpha { 0 };
-        unsigned srcRGB { 0 };
-        unsigned srcAlpha { 0 };
-        unsigned dstRGB { 0 };
-        unsigned dstAlpha { 0 };
-        bool enabled { false };
+        GCGLfloat color[4];
+        GCGLenum equationRGB;
+        GCGLenum equationAlpha;
+        GCGLenum srcRGB;
+        GCGLenum dstRGB;
+        GCGLenum srcAlpha;
+        GCGLenum dstAlpha;
+        GCGLboolean enabled;
     } m_savedBlend;
```

[Radar WebKit Bug Importer]

<rdar://problem/128962006>

[David Kilzer (:ddkilzer)]

Pull request: https://github.com/WebKit/WebKit/pull/29245