Blacklisted GPU acceleration for Intel 945 on Windows....

chrome/browser/resources/gpu_blacklist.json

 // Determines whether certain gpu-related features are blacklisted or not.
 // A valid gpu_blacklist.json file are in the format of
 // {
 //   "version": "x.y",
 //   "entries": [
 //     { // entry 1
 //     },
 //     ...
 //     { // entry n
 //     }
@@ skipping 63 matching lines @@
       "os": {
         "type": "linux"
       },
       "gl_renderer": {
         "op": "contains",
         "value": "software"
       },
       "blacklist": [
         "accelerated_compositing"
       ]
+    },
+    { // Intel Mobile 945 Express Chipset Family
+      "id": "4",
+      "os": {
+        "type": "win"
+      },
+      "vendor_id": "0x8086",
+      "device_id": "0x27AE",
+      "blacklist": [
+        "webgl"
+      ]
     }
   ]
 }