[Sync] Split up about:sync html files to be more manageable

chrome/browser/resources/sync_internals/sync_events.html

+<script>
+(function() {
+function onLoad() {
+  // TODO(akalin): Do something with these notifications.
+  chrome.sync.onChangesApplied.addListener(function (modelType, changes) {
+    console.log('onChangesApplied: ' + modelType + ': ' +
+                JSON.stringify(changes));
+  });
+
+  chrome.sync.onChangesComplete.addListener(function (modelType) {
+    console.log('onChangesComplete: ' + modelType);
+  });
+
+  chrome.sync.onSyncCycleCompleted.addListener(function (snapshot) {
+    console.log('onSyncCycleCompleted: ' + JSON.stringify(snapshot));
+  });
+
+  chrome.sync.onAuthError.addListener(function (authError) {
+    console.log('onAuthError: ' + JSON.stringify(authError));
+  });
+
+  chrome.sync.onUpdatedToken.addListener(function (token) {
+    console.log('onUpdatedToken: ' + token);
+  });
+
+  chrome.sync.onPassphraseRequired.addListener(function (forDecryption) {
+    console.log('onPassphraseRequired: ' + forDecryption);
+  });
+
+  chrome.sync.onPassphraseAccepted.addListener(function (bootstrapToken) {
+    console.log('onPassphraseAccepted: ' + bootstrapToken);
+  });
+
+  chrome.sync.onInitializationComplete.addListener(function () {
+    console.log('onInitializationComplete');
+  });
+
+  chrome.sync.onPaused.addListener(function () {
+    console.log('onPaused');
+  });
+
+  chrome.sync.onResumed.addListener(function () {
+    console.log('onResumed');
+  });
+
+  chrome.sync.onStopSyncingPermanently.addListener(function () {
+    console.log('onStopSyncingPermanently');
+  });
+
+  chrome.sync.onClearServerDataSucceeded.addListener(function () {
+    console.log('onClearServerDataSucceeded');
+  });
+
+  chrome.sync.onClearServerDataFailed.addListener(function () {
+    console.log('onClearServerDataFailed');
+  });
+}
+
+document.addEventListener("DOMContentLoaded", onLoad, false);
+})();
+</script>