Remove all overloads to ComponentBindingExpressions.getDependencyExpression; make everyone use BindingRequest.
Rename all the BindingRequest factory methods to bindingRequest. Statically import them all.

RELNOTES=n/a

-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=214322005
diff --git a/java/dagger/internal/codegen/MultibindingExpression.java b/java/dagger/internal/codegen/MultibindingExpression.java
index fdfd525..337802e 100644
--- a/java/dagger/internal/codegen/MultibindingExpression.java
+++ b/java/dagger/internal/codegen/MultibindingExpression.java
@@ -17,6 +17,7 @@
 package dagger.internal.codegen;
 
 import static com.google.common.base.Preconditions.checkState;
+import static dagger.internal.codegen.BindingRequest.bindingRequest;
 
 import com.google.common.collect.ImmutableSet;
 import com.google.common.collect.Sets;
@@ -75,7 +76,7 @@
     if (generatedComponentModel.supermodel().isPresent()) {
       Optional<ModifiableBindingMethod> method =
           generatedComponentModel.getModifiableBindingMethod(
-              BindingRequest.forDependencyRequest(binding.key(), RequestKind.INSTANCE));
+              bindingRequest(binding.key(), RequestKind.INSTANCE));
       checkState(
           method.isPresent(),
           "Generating a multibinding super method call when no method has been registered for the "