Index: Source/core/inspector/InspectorPageAgent.cpp |
diff --git a/Source/core/inspector/InspectorPageAgent.cpp b/Source/core/inspector/InspectorPageAgent.cpp |
index 76ed62cb0835a5c149cf385b8e4591a769115b6d..84851a27322ac48ce016c8540ca6f09307f93864 100644 |
--- a/Source/core/inspector/InspectorPageAgent.cpp |
+++ b/Source/core/inspector/InspectorPageAgent.cpp |
@@ -660,6 +660,13 @@ void InspectorPageAgent::setDeviceMetricsOverride(ErrorString* errorString, int |
if (!deviceMetricsChanged(width, height, deviceScaleFactor, fitWindow, fontScaleFactor, textAutosizing)) |
return; |
+ Settings& settings = m_page->settings(); |
+ if (width && height && !settings.acceleratedCompositingEnabled()) { |
+ if (errorString) |
+ *errorString = "Compositing mode is not supported"; |
+ return; |
+ } |
+ |
m_state->setLong(PageAgentState::pageAgentScreenWidthOverride, width); |
m_state->setLong(PageAgentState::pageAgentScreenHeightOverride, height); |
m_state->setDouble(PageAgentState::pageAgentDeviceScaleFactorOverride, deviceScaleFactor); |
@@ -1187,6 +1194,11 @@ void InspectorPageAgent::applyEmulatedMedia(String* media) |
*media = emulatedMedia; |
} |
+void InspectorPageAgent::canForceCompositingMode(ErrorString* errorString, bool* result) |
+{ |
+ *result = m_page->settings().acceleratedCompositingEnabled(); |
+} |
+ |
void InspectorPageAgent::setForceCompositingMode(ErrorString* errorString, bool force) |
{ |
Settings& settings = m_page->settings(); |