[mojo] Make HTML viewer load the blink resources from the generated pak file.

mojo/services/html_viewer/blink_platform_impl.cc

 // Copyright 2014 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.
 
 #include "mojo/services/html_viewer/blink_platform_impl.h"
 
 #include <cmath>
 
 #include "base/rand_util.h"
 #include "base/stl_util.h"
 #include "base/synchronization/waitable_event.h"
 #include "base/threading/platform_thread.h"
 #include "base/time/time.h"
+#include "mojo/services/html_viewer/blink_resource_constants.h"
 #include "mojo/services/html_viewer/webthread_impl.h"
 #include "net/base/data_url.h"
 #include "net/base/mime_util.h"
 #include "net/base/net_errors.h"
 #include "third_party/WebKit/public/platform/WebWaitableEvent.h"
 
 namespace html_viewer {
 namespace {
 
 // TODO(darin): Figure out what our UA should really be.
@@ skipping 112 matching lines @@
 blink::WebScrollbarBehavior* BlinkPlatformImpl::scrollbarBehavior() {
   return &scrollbar_behavior_;
 }
 
 const unsigned char* BlinkPlatformImpl::getTraceCategoryEnabledFlag(
     const char* category_name) {
   static const unsigned char buf[] = "*";
   return buf;
 }
 
+blink::WebData BlinkPlatformImpl::loadResource(const char* resource) {
+  for (size_t i = 0; i < arraysize(kDataResources); ++i) {
+    if (!strcmp(resource, kDataResources[i].name)) {
+      int length;
+      const char* data =
+          blink_resource_map_.GetResource(kDataResources[i].id, &length);
+      CHECK(data != nullptr && length > 0);
+      return blink::WebData(data, length);
+    }
+  }
+  NOTREACHED() << "Requested resource is unavailable!";
+  return blink::WebData();
+}
+
 blink::WebURLLoader* BlinkPlatformImpl::createURLLoader() {
   return NULL;
 }
 
 blink::WebSocketHandle* BlinkPlatformImpl::createWebSocketHandle() {
   return NULL;
 }
 
 blink::WebString BlinkPlatformImpl::userAgent() {
   return blink::WebString::fromUTF8(kUserAgentString);
@@ skipping 64 matching lines @@
 }
 
 // static
 void BlinkPlatformImpl::DestroyCurrentThread(void* thread) {
   WebThreadImplForMessageLoop* impl =
       static_cast<WebThreadImplForMessageLoop*>(thread);
   delete impl;
 }
 
 }  // namespace html_viewer