DevTools: [Search] do not search inside binary files.

third_party/WebKit/Source/devtools/front_end/sources/SourcesSearchScope.js

Index: third_party/WebKit/Source/devtools/front_end/sources/SourcesSearchScope.js
diff --git a/third_party/WebKit/Source/devtools/front_end/sources/SourcesSearchScope.js b/third_party/WebKit/Source/devtools/front_end/sources/SourcesSearchScope.js
index 261e24bc120b88107425120f000624c48ea7ae8d..3ff033108c25dea2497d31b1acf695a595943ec8 100644
--- a/third_party/WebKit/Source/devtools/front_end/sources/SourcesSearchScope.js
+++ b/third_party/WebKit/Source/devtools/front_end/sources/SourcesSearchScope.js
@@ -139,6 +139,8 @@ Sources.SourcesSearchScope = class {
     var uiSourceCodes = project.uiSourceCodes();
     for (var i = 0; i < uiSourceCodes.length; ++i) {
       var uiSourceCode = uiSourceCodes[i];
+      if (!uiSourceCode.contentType().isTextType())
+        continue;
       var binding = Persistence.persistence.binding(uiSourceCode);
       if (binding && binding.network === uiSourceCode)
         continue;