intents: Add conditional web intents dispatch for docs types.

chrome/browser/download/chrome_download_manager_delegate.cc

Index: chrome/browser/download/chrome_download_manager_delegate.cc
diff --git a/chrome/browser/download/chrome_download_manager_delegate.cc b/chrome/browser/download/chrome_download_manager_delegate.cc
index 8ed2395f84d39bf0591f7fe31b747dfc334698c3..a6da0f21f4d2f2299fcbeff78c8a82bf3d658e41 100644
--- a/chrome/browser/download/chrome_download_manager_delegate.cc
+++ b/chrome/browser/download/chrome_download_manager_delegate.cc
@@ -392,6 +392,35 @@ bool ChromeDownloadManagerDelegate::ShouldOpenWithWebIntents(
   }
 #endif  // defined(OS_CHROMEOS)
 
+  // If QuickOffice extension is installed, use web intents to handle the
+  // downloaded file.
+  const char* kQuickOfficeExtensionId = "gbkeegbaiigmenfmjfclcdgdpimamgkj";
+  ExtensionServiceInterface* extension_service =
+      profile_->GetExtensionService();
+
+  const ExtensionSet* set = extension_service->extensions();
+  for (ExtensionSet::const_iterator it = set->begin();
+       it != set->end(); ++it) {
+      LOG(INFO) << "Have extension " << (*it)->id();
+  }
+
+  if (extension_service &&
+      extension_service->GetInstalledExtension(kQuickOfficeExtensionId) &&
+      extension_service->IsExtensionEnabled(kQuickOfficeExtensionId)) {
+    LOG(INFO) << "Adding office type policy!";
+    if (mime_type == "application/msword" ||
+        mime_type == "application/vnd.ms-powerpoint" ||
+        mime_type == "application/vnd.ms-excel" ||
+        mime_type == "application/vnd.openxmlformats-officedocument."
+                     "wordprocessingml.document" ||
+        mime_type == "application/vnd.openxmlformats-officedocument."
+                     "presentationml.presentation" ||
+        mime_type == "application/vnd.openxmlformats-officedocument."
+                     "spreadsheetml.sheet") {
+      return true;
+    }
+  }
+
   return false;
 }