Ignore mojo connection errors during shutdown in Geolocation.

third_party/WebKit/Source/modules/geolocation/Geolocation.cpp

Index: third_party/WebKit/Source/modules/geolocation/Geolocation.cpp
diff --git a/third_party/WebKit/Source/modules/geolocation/Geolocation.cpp b/third_party/WebKit/Source/modules/geolocation/Geolocation.cpp
index 8df54b66af383e0d287fea4278426abf8424a087..a7893f2d3f678258aab90a1cd9b7a122c4645659 100644
--- a/third_party/WebKit/Source/modules/geolocation/Geolocation.cpp
+++ b/third_party/WebKit/Source/modules/geolocation/Geolocation.cpp
@@ -36,6 +36,7 @@
 #include "platform/UserGestureIndicator.h"
 #include "platform/mojo/MojoHelper.h"
 #include "public/platform/InterfaceProvider.h"
+#include "public/platform/Platform.h"
 #include "wtf/Assertions.h"
 #include "wtf/CurrentTime.h"
 
@@ -525,6 +526,13 @@ void Geolocation::pageVisibilityChanged()
 
 void Geolocation::onGeolocationConnectionError()
 {
+    // If a request is outstanding at process shutdown, this error handler will
+    // be called. In that case, blink has already shut down so do nothing.
+    //
+    // TODO(sammc): Remove this once renderer shutdown is no longer graceful.
+    if (!Platform::current())
+        return;
+
     PositionError* error = PositionError::create(PositionError::kPositionUnavailable, failedToStartServiceErrorMessage);
     error->setIsFatal(true);
     handleError(error);
@@ -532,6 +540,13 @@ void Geolocation::onGeolocationConnectionError()
 
 void Geolocation::onPermissionConnectionError()
 {
+    // If a request is outstanding at process shutdown, this error handler will
+    // be called. In that case, blink has already shut down so do nothing.
+    //
+    // TODO(sammc): Remove this once renderer shutdown is no longer graceful.
+    if (!Platform::current())
+        return;
+
     onGeolocationPermissionUpdated(mojom::blink::PermissionStatus::DENIED);
 }