[DevTools] Fix emulation drawer button styles.

Source/devtools/front_end/main/OverridesView.js

Index: Source/devtools/front_end/main/OverridesView.js
diff --git a/Source/devtools/front_end/main/OverridesView.js b/Source/devtools/front_end/main/OverridesView.js
index 5131bc8e22ae4ae71517bc0356d09b462b22b531..6a768a7b08c0dc1aa519e4d84d1fbaa180fc353c 100644
--- a/Source/devtools/front_end/main/OverridesView.js
+++ b/Source/devtools/front_end/main/OverridesView.js
@@ -213,7 +213,12 @@ WebInspector.OverridesView.DeviceTab.prototype = {
 
         var deviceModelElement = fieldsetElement.createChild("p", "overrides-device-model-section");
         deviceModelElement.createChild("span").textContent = WebInspector.UIString("Model:");
-        deviceModelElement.appendChild(WebInspector.OverridesUI.createDeviceSelect(document, this._showTitleDialog.bind(this)));
+
+        var deviceSelectElement = WebInspector.OverridesUI.createDeviceSelect(document, this._showTitleDialog.bind(this));
+        var buttons = deviceSelectElement.querySelectorAll("button");
+        for (var i = 0; i < buttons.length; ++i)
+            buttons[i].classList.add("settings-tab-text-button");
+        deviceModelElement.appendChild(deviceSelectElement);
 
         var emulateResolutionCheckbox = WebInspector.SettingsUI.createSettingCheckbox(WebInspector.UIString("Emulate screen resolution"), WebInspector.overridesSupport.settings.emulateResolution, true);
         fieldsetElement.appendChild(emulateResolutionCheckbox);