Show GpuMemoryBuffer feature in chrome://gpu

content/browser/resources/gpu/browser_bridge.js

Index: content/browser/resources/gpu/browser_bridge.js
diff --git a/content/browser/resources/gpu/browser_bridge.js b/content/browser/resources/gpu/browser_bridge.js
index cb4133a3398e7597af92113471021217bf3fcdf9..41abdc79fbbfd1b58b761be9018404f87c369949 100644
--- a/content/browser/resources/gpu/browser_bridge.js
+++ b/content/browser/resources/gpu/browser_bridge.js
@@ -36,9 +36,11 @@ cr.define('gpu', function() {
     applySimulatedData_: function applySimulatedData(data) {
       // set up things according to the simulated data
       this.gpuInfo_ = data.gpuInfo;
+      this.gmbInfo_ = data.gmbInfo;
       this.clientInfo_ = data.clientInfo;
       this.logMessages_ = data.logMessages;
       cr.dispatchSimpleEvent(this, 'gpuInfoUpdate');
+      cr.dispatchSimpleEvent(this, 'gmbInfoUpdate');
       cr.dispatchSimpleEvent(this, 'clientInfoChange');
       cr.dispatchSimpleEvent(this, 'logMessagesChange');
     },
@@ -95,6 +97,21 @@ cr.define('gpu', function() {
     },
 
     /**
+     * Get gmbInfo data.
+     */
+    get gmbInfo() {
+      return this.gmbInfo_;
+    },
+
+    /**
+     * Called from gpu c++ code when GpuMemoryBuffer Info is updated.
+     */
+    onGmbInfoUpdate: function(gmbInfo) {
+      this.gmbInfo_ = gmbInfo;
+      cr.dispatchSimpleEvent(this, 'gmbInfoUpdate');
+    },
+
+    /**
      * This function begins a request for the ClientInfo. If it comes back
      * as undefined, then we will issue the request again in 250ms.
      */