Change "insecure" to "not secure"/"non-secure" in DevTools.

third_party/WebKit/Source/devtools/front_end/security/SecurityPanel.js

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 /**
  * @constructor
  * @extends {WebInspector.PanelWithSidebar}
  * @implements {WebInspector.TargetManager.Observer}
  */
 WebInspector.SecurityPanel = function()
@@ skipping 595 matching lines @@
     // Info explanations should appear after all others.
     this._securityExplanationsMain = this.contentElement.createChild("div", "security-explanation-list");
     this._securityExplanationsExtra = this.contentElement.createChild("div", "security-explanation-list security-explanations-extra");
 
     // Fill the security summary section.
     this._summarySection.createChild("div", "security-summary-section-title").textContent = WebInspector.UIString("Security Overview");
 
     var lockSpectrum = this._summarySection.createChild("div", "lock-spectrum");
     lockSpectrum.createChild("div", "lock-icon lock-icon-secure").title = WebInspector.UIString("Secure");
     lockSpectrum.createChild("div", "lock-icon lock-icon-neutral").title = WebInspector.UIString("Not Secure");
-    lockSpectrum.createChild("div", "lock-icon lock-icon-insecure").title = WebInspector.UIString("Insecure (Broken)");
+    lockSpectrum.createChild("div", "lock-icon lock-icon-insecure").title = WebInspector.UIString("Not Secure (Broken)");
 
     this._summarySection.createChild("div", "triangle-pointer-container").createChild("div", "triangle-pointer-wrapper").createChild("div", "triangle-pointer");
 
     this._summaryText = this._summarySection.createChild("div", "security-summary-text");
 }
 
 WebInspector.SecurityMainView.prototype = {
     /**
      * @param {!Element} parent
      * @param {!SecurityAgent.SecurityStateExplanation} explanation
@@ skipping 26 matching lines @@
     {
         // Remove old state.
         // It's safe to call this even when this._securityState is undefined.
         this._summarySection.classList.remove("security-summary-" + this._securityState);
 
         // Add new state.
         this._securityState = newSecurityState;
         this._summarySection.classList.add("security-summary-" + this._securityState);
         var summaryExplanationStrings = {
             "unknown":  WebInspector.UIString("The security of this page is unknown."),
-            "insecure": WebInspector.UIString("This page is insecure (broken HTTPS)."),
+            "insecure": WebInspector.UIString("This page is not secure (broken HTTPS)."),
             "neutral":  WebInspector.UIString("This page is not secure."),
             "secure":   WebInspector.UIString("This page is secure (valid HTTPS).")
         }
         this._summaryText.textContent = summaryExplanationStrings[this._securityState];
 
         this._explanations = explanations,
         this._insecureContentStatus = insecureContentStatus;
         this._schemeIsCryptographic = schemeIsCryptographic;
 
         this._panel.setRanInsecureContentStyle(insecureContentStatus.ranInsecureContentStyle);
@@ skipping 27 matching lines @@
         }
     },
 
     _addMixedContentExplanations: function()
     {
         if (!this._schemeIsCryptographic)
             return;
 
         if (this._insecureContentStatus && (this._insecureContentStatus.ranMixedContent || this._insecureContentStatus.displayedMixedContent)) {
             if (this._insecureContentStatus.ranMixedContent)
-                this._addMixedContentExplanation(this._securityExplanationsMain, this._insecureContentStatus.ranInsecureContentStyle, WebInspector.UIString("Active Mixed Content"), WebInspector.UIString("You have recently allowed insecure content (such as scripts or iframes) to run on this site."), WebInspector.NetworkLogView.MixedContentFilterValues.BlockOverridden, showBlockOverriddenMixedContentInNetworkPanel);
+                this._addMixedContentExplanation(this._securityExplanationsMain, this._insecureContentStatus.ranInsecureContentStyle, WebInspector.UIString("Active Mixed Content"), WebInspector.UIString("You have recently allowed non-secure content (such as scripts or iframes) to run on this site."), WebInspector.NetworkLogView.MixedContentFilterValues.BlockOverridden, showBlockOverriddenMixedContentInNetworkPanel);
             if (this._insecureContentStatus.displayedMixedContent)
                 this._addMixedContentExplanation(this._securityExplanationsMain, this._insecureContentStatus.displayedInsecureContentStyle, WebInspector.UIString("Mixed Content"), WebInspector.UIString("The site includes HTTP resources."), WebInspector.NetworkLogView.MixedContentFilterValues.Displayed, showDisplayedMixedContentInNetworkPanel);
         }
 
         if (this._panel.filterRequestCount(WebInspector.NetworkLogView.MixedContentFilterValues.Blocked) > 0)
-            this._addMixedContentExplanation(this._securityExplanationsExtra, SecurityAgent.SecurityState.Info, WebInspector.UIString("Blocked mixed content"), WebInspector.UIString("Your page requested insecure resources that were blocked."), WebInspector.NetworkLogView.MixedContentFilterValues.Blocked, showBlockedMixedContentInNetworkPanel);
+            this._addMixedContentExplanation(this._securityExplanationsExtra, SecurityAgent.SecurityState.Info, WebInspector.UIString("Blocked mixed content"), WebInspector.UIString("Your page requested non-secure resources that were blocked."), WebInspector.NetworkLogView.MixedContentFilterValues.Blocked, showBlockedMixedContentInNetworkPanel);
 
         /**
          * @param {!Event} e
          */
         function showDisplayedMixedContentInNetworkPanel(e)
         {
             e.consume();
             WebInspector.NetworkPanel.revealAndFilter([
                 {
                     filterType: WebInspector.NetworkLogView.FilterType.MixedContent,
@@ skipping 313 matching lines @@
         row.createChild("div").textContent = key;
 
         var valueDiv = row.createChild("div");
         if (typeof value === "string") {
             valueDiv.textContent = value;
         } else {
             valueDiv.appendChild(value);
         }
     }
 }