Coverity fixlet.

chrome/common/extensions/extension.cc

Index: chrome/common/extensions/extension.cc
diff --git a/chrome/common/extensions/extension.cc b/chrome/common/extensions/extension.cc
index 99ad3f7f50e243b3487c812072fbe7ea5c6ec0ec..3626cfd900f578f9f6a5143c019b3f92f350cb6c 100644
--- a/chrome/common/extensions/extension.cc
+++ b/chrome/common/extensions/extension.cc
@@ -1610,7 +1610,11 @@ bool Extension::LoadWebAccessibleResources(string16* error) {
       return false;
     }
     URLPattern pattern(URLPattern::SCHEME_EXTENSION);
-    pattern.Parse(extension_url_.spec());
+    if (pattern.Parse(extension_url_.spec()) != URLPattern::PARSE_SUCCESS) {
+      *error = ExtensionErrorUtils::FormatErrorMessageUTF16(
+          errors::kInvalidURLPatternError, extension_url_.spec());
+      return false;
+    }
     while (relative_path[0] == '/')
       relative_path = relative_path.substr(1, relative_path.length() - 1);
     pattern.SetPath(pattern.path() + relative_path);
@@ -1637,7 +1641,11 @@ bool Extension::LoadSandboxedPages(string16* error) {
       return false;
     }
     URLPattern pattern(URLPattern::SCHEME_EXTENSION);
-    pattern.Parse(extension_url_.spec());
+    if (pattern.Parse(extension_url_.spec()) != URLPattern::PARSE_SUCCESS) {
+      *error = ExtensionErrorUtils::FormatErrorMessageUTF16(
+          errors::kInvalidURLPatternError, extension_url_.spec());
+      return false;
+    }
     while (relative_path[0] == '/')
       relative_path = relative_path.substr(1, relative_path.length() - 1);
     pattern.SetPath(pattern.path() + relative_path);