Make hw acceleration configurable, and disable it by default

browser.c

@@ -105,12 +105,18 @@ scm_ref(const char *var_name) {
 static WebKitWebView*
 make_webview() {
   WebKitSettings *settings = webkit_settings_new();
+  WebKitHardwareAccelerationPolicy hw_policy;
 
   /* Disable hardware acceleration by default */
   /* It seems to be causing issues */
-  //WebKitHardwareAccelerationPolicy hw_policy = WEBKIT_HARDWARE_ACCELERATION_POLICY_NEVER;
-  //webkit_settings_set_hardware_acceleration_policy(settings,
-                                                   //hw_policy);
+  if (conf_val("hw-acceleration")) {
+    hw_policy = WEBKIT_HARDWARE_ACCELERATION_POLICY_ALWAYS;
+  }
+  else {
+    hw_policy = WEBKIT_HARDWARE_ACCELERATION_POLICY_NEVER;
+  }
+
+  webkit_settings_set_hardware_acceleration_policy(settings, hw_policy);
 
   webkit_settings_set_enable_webgl(settings, conf_val("webgl"));
   webkit_settings_set_enable_accelerated_2d_canvas(settings, conf_val("2d-canvas"));

schemekit.scm

@@ -2,11 +2,13 @@
 (define close-event 1)
 (define empty-event 2)
 
+; Used to configure webkit at runtime
 (define config
  (alist->hash-table
   '(
     ("console-log" . 0)
     ("compositing-indicators" . 0)
+    ("hw-acceleration" . 0)
    )))
 
 (define (open-page url)