Added an origin trial for WebShare.

third_party/WebKit/Source/bindings/core/v8/V8Binding.cpp

Index: third_party/WebKit/Source/bindings/core/v8/V8Binding.cpp
diff --git a/third_party/WebKit/Source/bindings/core/v8/V8Binding.cpp b/third_party/WebKit/Source/bindings/core/v8/V8Binding.cpp
index 99fe34ac88a43a19db4f747b56a56ae68b311677..d0bb9de194cf24ec8ad2487adc5c89c2ed997404 100644
--- a/third_party/WebKit/Source/bindings/core/v8/V8Binding.cpp
+++ b/third_party/WebKit/Source/bindings/core/v8/V8Binding.cpp
@@ -847,6 +847,10 @@ void installOriginTrials(ScriptState* scriptState)
         originTrialContext->setFeatureBindingsInstalled("WebBluetooth");
     }
 
+    if (!originTrialContext->featureBindingsInstalled("WebShare") && (RuntimeEnabledFeatures::webShareEnabled() || originTrialContext->isFeatureEnabled("WebShare"))) {
+        originTrialContext->setFeatureBindingsInstalled("WebShare");
+    }
+
     if (!originTrialContext->featureBindingsInstalled("WebUSB") && (RuntimeEnabledFeatures::webUSBEnabled() || originTrialContext->isFeatureEnabled("WebUSB"))) {
         originTrialContext->setFeatureBindingsInstalled("WebUSB");
     }